Finding the Fourth Proportional to 39,039.03, 58,553.69 and 12,741.57

Step by Step Solution

1. Step 1: Write the proportion equation
   39,039.03 : 58,553.69 = 12,741.57 : x
2. Step 2: Convert to fraction form
   39,039.03/58,553.69 = 12,741.57/x
3. Step 3: Cross multiply
   39,039.03x = 58,553.69 × 12,741.57
4. Step 4: Simplify right side
   39,039.03x = 746,065,876.19
5. Step 5: Solve for x
   x = 746,065,876.19/39,039.03
6. Step 6: Final answer
   x = 19,110.77