Finding the Fourth Proportional to 82,428.92, 113,757.56 and 46,618.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,428.92 : 113,757.56 = 46,618.92 : x
2. Step 2: Convert to fraction form
   82,428.92/113,757.56 = 46,618.92/x
3. Step 3: Cross multiply
   82,428.92x = 113,757.56 × 46,618.92
4. Step 4: Simplify right side
   82,428.92x = 5,303,254,589.04
5. Step 5: Solve for x
   x = 5,303,254,589.04/82,428.92
6. Step 6: Final answer
   x = 64,337.31