Finding the Fourth Proportional to 23,621.88, 32,598.15 and 13,011.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,621.88 : 32,598.15 = 13,011.38 : x
2. Step 2: Convert to fraction form
   23,621.88/32,598.15 = 13,011.38/x
3. Step 3: Cross multiply
   23,621.88x = 32,598.15 × 13,011.38
4. Step 4: Simplify right side
   23,621.88x = 424,146,753.96
5. Step 5: Solve for x
   x = 424,146,753.96/23,621.88
6. Step 6: Final answer
   x = 17,955.67