Finding the Fourth Proportional to 139,540,122, 209,294,212.14 and 37,312,131.24

Step by Step Solution

1. Step 1: Write the proportion equation
   139,540,122 : 209,294,212.14 = 37,312,131.24 : x
2. Step 2: Convert to fraction form
   139,540,122/209,294,212.14 = 37,312,131.24/x
3. Step 3: Cross multiply
   139,540,122x = 209,294,212.14 × 37,312,131.24
4. Step 4: Simplify right side
   139,540,122x = 7,809,213,111,140,081
5. Step 5: Solve for x
   x = 7,809,213,111,140,081/139,540,122
6. Step 6: Final answer
   x = 55,963,926.35