Finding the Fourth Proportional to 78,610.31, 108,472.82 and 46,320.47

Step by Step Solution

1. Step 1: Write the proportion equation
   78,610.31 : 108,472.82 = 46,320.47 : x
2. Step 2: Convert to fraction form
   78,610.31/108,472.82 = 46,320.47/x
3. Step 3: Cross multiply
   78,610.31x = 108,472.82 × 46,320.47
4. Step 4: Simplify right side
   78,610.31x = 5,024,511,462.26
5. Step 5: Solve for x
   x = 5,024,511,462.26/78,610.31
6. Step 6: Final answer
   x = 63,916.70