Finding the Fourth Proportional to 87,945,128.72, 131,937,959.57 and 30,437,400.56

Step by Step Solution

1. Step 1: Write the proportion equation
   87,945,128.72 : 131,937,959.57 = 30,437,400.56 : x
2. Step 2: Convert to fraction form
   87,945,128.72/131,937,959.57 = 30,437,400.56/x
3. Step 3: Cross multiply
   87,945,128.72x = 131,937,959.57 × 30,437,400.56
4. Step 4: Simplify right side
   87,945,128.72x = 4,015,848,524,907,114
5. Step 5: Solve for x
   x = 4,015,848,524,907,114/87,945,128.72
6. Step 6: Final answer
   x = 45,663,114.99