Finding the Fourth Proportional to 78,968,140,937.42, 118,448,039,589.32 and 25,902,184,022.06

Step by Step Solution

1. Step 1: Write the proportion equation
   78,968,140,937.42 : 118,448,039,589.32 = 25,902,184,022.06 : x
2. Step 2: Convert to fraction form
   78,968,140,937.42/118,448,039,589.32 = 25,902,184,022.06/x
3. Step 3: Cross multiply
   78,968,140,937.42x = 118,448,039,589.32 × 25,902,184,022.06
4. Step 4: Simplify right side
   78,968,140,937.42x = 3,068,062,918,494,223,073,280
5. Step 5: Solve for x
   x = 3,068,062,918,494,223,073,280/78,968,140,937.42
6. Step 6: Final answer
   x = 38,851,907,643.69