Finding the Fourth Proportional to 22,900.05, 31,597.29 and 13,463.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,900.05 : 31,597.29 = 13,463.55 : x
2. Step 2: Convert to fraction form
   22,900.05/31,597.29 = 13,463.55/x
3. Step 3: Cross multiply
   22,900.05x = 31,597.29 × 13,463.55
4. Step 4: Simplify right side
   22,900.05x = 425,411,693.78
5. Step 5: Solve for x
   x = 425,411,693.78/22,900.05
6. Step 6: Final answer
   x = 18,576.89