Finding the Fourth Proportional to 22,529.75, 31,095.50 and 13,100.13

Step by Step Solution

1. Step 1: Write the proportion equation
   22,529.75 : 31,095.50 = 13,100.13 : x
2. Step 2: Convert to fraction form
   22,529.75/31,095.50 = 13,100.13/x
3. Step 3: Cross multiply
   22,529.75x = 31,095.50 × 13,100.13
4. Step 4: Simplify right side
   22,529.75x = 407,355,026.91
5. Step 5: Solve for x
   x = 407,355,026.91/22,529.75
6. Step 6: Final answer
   x = 18,080.77