Finding the Fourth Proportional to 82,213,437.78, 113,440,124.32 and 46,915,126.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,213,437.78 : 113,440,124.32 = 46,915,126.56 : x
2. Step 2: Convert to fraction form
   82,213,437.78/113,440,124.32 = 46,915,126.56/x
3. Step 3: Cross multiply
   82,213,437.78x = 113,440,124.32 × 46,915,126.56
4. Step 4: Simplify right side
   82,213,437.78x = 5,322,057,789,454,934
5. Step 5: Solve for x
   x = 5,322,057,789,454,934/82,213,437.78
6. Step 6: Final answer
   x = 64,734,645.98