Finding the Fourth Proportional to 139,554.82, 209,332.32 and 60,625.99

Step by Step Solution

1. Step 1: Write the proportion equation
   139,554.82 : 209,332.32 = 60,625.99 : x
2. Step 2: Convert to fraction form
   139,554.82/209,332.32 = 60,625.99/x
3. Step 3: Cross multiply
   139,554.82x = 209,332.32 × 60,625.99
4. Step 4: Simplify right side
   139,554.82x = 12,690,979,139.00
5. Step 5: Solve for x
   x = 12,690,979,139.00/139,554.82
6. Step 6: Final answer
   x = 90,939.02