Finding the Fourth Proportional to 22,497.98, 31,051.17 and 12,937.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,497.98 : 31,051.17 = 12,937.10 : x
2. Step 2: Convert to fraction form
   22,497.98/31,051.17 = 12,937.10/x
3. Step 3: Cross multiply
   22,497.98x = 31,051.17 × 12,937.10
4. Step 4: Simplify right side
   22,497.98x = 401,711,936.15
5. Step 5: Solve for x
   x = 401,711,936.15/22,497.98
6. Step 6: Final answer
   x = 17,855.47