Finding the Fourth Proportional to 69,124.91, 103,687.31 and 39,521.98

Step by Step Solution

1. Step 1: Write the proportion equation
   69,124.91 : 103,687.31 = 39,521.98 : x
2. Step 2: Convert to fraction form
   69,124.91/103,687.31 = 39,521.98/x
3. Step 3: Cross multiply
   69,124.91x = 103,687.31 × 39,521.98
4. Step 4: Simplify right side
   69,124.91x = 4,097,927,631.66
5. Step 5: Solve for x
   x = 4,097,927,631.66/69,124.91
6. Step 6: Final answer
   x = 59,282.94