Finding the Fourth Proportional to 78,585.57, 108,442.29 and 46,748.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,585.57 : 108,442.29 = 46,748.52 : x
2. Step 2: Convert to fraction form
   78,585.57/108,442.29 = 46,748.52/x
3. Step 3: Cross multiply
   78,585.57x = 108,442.29 × 46,748.52
4. Step 4: Simplify right side
   78,585.57x = 5,069,516,562.91
5. Step 5: Solve for x
   x = 5,069,516,562.91/78,585.57
6. Step 6: Final answer
   x = 64,509.51