Finding the Fourth Proportional to 34,826.13, 48,061.02 and 20,487

Step by Step Solution

1. Step 1: Write the proportion equation
   34,826.13 : 48,061.02 = 20,487 : x
2. Step 2: Convert to fraction form
   34,826.13/48,061.02 = 20,487/x
3. Step 3: Cross multiply
   34,826.13x = 48,061.02 × 20,487
4. Step 4: Simplify right side
   34,826.13x = 984,626,116.74
5. Step 5: Solve for x
   x = 984,626,116.74/34,826.13
6. Step 6: Final answer
   x = 28,272.63