Finding the Fourth Proportional to 82,415.57, 113,732.79 and 46,605.47

Step by Step Solution

1. Step 1: Write the proportion equation
   82,415.57 : 113,732.79 = 46,605.47 : x
2. Step 2: Convert to fraction form
   82,415.57/113,732.79 = 46,605.47/x
3. Step 3: Cross multiply
   82,415.57x = 113,732.79 × 46,605.47
4. Step 4: Simplify right side
   82,415.57x = 5,300,570,132.36
5. Step 5: Solve for x
   x = 5,300,570,132.36/82,415.57
6. Step 6: Final answer
   x = 64,315.15