Finding the Fourth Proportional to 38,737.40, 58,086.89 and 13,773.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,737.40 : 58,086.89 = 13,773.69 : x
2. Step 2: Convert to fraction form
   38,737.40/58,086.89 = 13,773.69/x
3. Step 3: Cross multiply
   38,737.40x = 58,086.89 × 13,773.69
4. Step 4: Simplify right side
   38,737.40x = 800,070,798.71
5. Step 5: Solve for x
   x = 800,070,798.71/38,737.40
6. Step 6: Final answer
   x = 20,653.71