Finding the Fourth Proportional to 195,454,158.33, 293,116,134.69 and 78,839,395.05

Step by Step Solution

1. Step 1: Write the proportion equation
   195,454,158.33 : 293,116,134.69 = 78,839,395.05 : x
2. Step 2: Convert to fraction form
   195,454,158.33/293,116,134.69 = 78,839,395.05/x
3. Step 3: Cross multiply
   195,454,158.33x = 293,116,134.69 × 78,839,395.05
4. Step 4: Simplify right side
   195,454,158.33x = 23,109,098,738,353,920
5. Step 5: Solve for x
   x = 23,109,098,738,353,920/195,454,158.33
6. Step 6: Final answer
   x = 118,232,832.37