Finding the Fourth Proportional to 22,697.52, 31,323.02 and 13,271.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,697.52 : 31,323.02 = 13,271.55 : x
2. Step 2: Convert to fraction form
   22,697.52/31,323.02 = 13,271.55/x
3. Step 3: Cross multiply
   22,697.52x = 31,323.02 × 13,271.55
4. Step 4: Simplify right side
   22,697.52x = 415,705,026.08
5. Step 5: Solve for x
   x = 415,705,026.08/22,697.52
6. Step 6: Final answer
   x = 18,315.00