Finding the Fourth Proportional to 22,534.14, 31,099.98 and 13,100.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,534.14 : 31,099.98 = 13,100.88 : x
2. Step 2: Convert to fraction form
   22,534.14/31,099.98 = 13,100.88/x
3. Step 3: Cross multiply
   22,534.14x = 31,099.98 × 13,100.88
4. Step 4: Simplify right side
   22,534.14x = 407,437,105.98
5. Step 5: Solve for x
   x = 407,437,105.98/22,534.14
6. Step 6: Final answer
   x = 18,080.88