Finding the Fourth Proportional to 22,498.59, 31,051.86 and 13,072.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,498.59 : 31,051.86 = 13,072.62 : x
2. Step 2: Convert to fraction form
   22,498.59/31,051.86 = 13,072.62/x
3. Step 3: Cross multiply
   22,498.59x = 31,051.86 × 13,072.62
4. Step 4: Simplify right side
   22,498.59x = 405,929,166.07
5. Step 5: Solve for x
   x = 405,929,166.07/22,498.59
6. Step 6: Final answer
   x = 18,042.43