Finding the Fourth Proportional to 69,123.20, 103,640.16 and 37,950.08

Step by Step Solution

1. Step 1: Write the proportion equation
   69,123.20 : 103,640.16 = 37,950.08 : x
2. Step 2: Convert to fraction form
   69,123.20/103,640.16 = 37,950.08/x
3. Step 3: Cross multiply
   69,123.20x = 103,640.16 × 37,950.08
4. Step 4: Simplify right side
   69,123.20x = 3,933,152,363.21
5. Step 5: Solve for x
   x = 3,933,152,363.21/69,123.20
6. Step 6: Final answer
   x = 56,900.61