Finding the Fourth Proportional to 39,746.89, 59,616.69 and 13,448.62

Step by Step Solution

1. Step 1: Write the proportion equation
   39,746.89 : 59,616.69 = 13,448.62 : x
2. Step 2: Convert to fraction form
   39,746.89/59,616.69 = 13,448.62/x
3. Step 3: Cross multiply
   39,746.89x = 59,616.69 × 13,448.62
4. Step 4: Simplify right side
   39,746.89x = 801,762,209.47
5. Step 5: Solve for x
   x = 801,762,209.47/39,746.89
6. Step 6: Final answer
   x = 20,171.70