Finding the Fourth Proportional to 23,509.34, 32,442.82 and 12,898.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,509.34 : 32,442.82 = 12,898.94 : x
2. Step 2: Convert to fraction form
   23,509.34/32,442.82 = 12,898.94/x
3. Step 3: Cross multiply
   23,509.34x = 32,442.82 × 12,898.94
4. Step 4: Simplify right side
   23,509.34x = 418,477,988.61
5. Step 5: Solve for x
   x = 418,477,988.61/23,509.34
6. Step 6: Final answer
   x = 17,800.50