Finding the Fourth Proportional to 150,108,982.08, 207,043,606.20 and 137,758,956.52

Step by Step Solution

1. Step 1: Write the proportion equation
   150,108,982.08 : 207,043,606.20 = 137,758,956.52 : x
2. Step 2: Convert to fraction form
   150,108,982.08/207,043,606.20 = 137,758,956.52/x
3. Step 3: Cross multiply
   150,108,982.08x = 207,043,606.20 × 137,758,956.52
4. Step 4: Simplify right side
   150,108,982.08x = 28,522,111,144,249,804
5. Step 5: Solve for x
   x = 28,522,111,144,249,804/150,108,982.08
6. Step 6: Final answer
   x = 190,009,356.86