Finding the Fourth Proportional to 82,288.98, 113,557.95 and 46,478.88

Step by Step Solution

1. Step 1: Write the proportion equation
   82,288.98 : 113,557.95 = 46,478.88 : x
2. Step 2: Convert to fraction form
   82,288.98/113,557.95 = 46,478.88/x
3. Step 3: Cross multiply
   82,288.98x = 113,557.95 × 46,478.88
4. Step 4: Simplify right side
   82,288.98x = 5,278,046,331.10
5. Step 5: Solve for x
   x = 5,278,046,331.10/82,288.98
6. Step 6: Final answer
   x = 64,140.38