Finding the Fourth Proportional to 23,463.18, 32,372.74 and 13,388.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,463.18 : 32,372.74 = 13,388.00 : x
2. Step 2: Convert to fraction form
   23,463.18/32,372.74 = 13,388.00/x
3. Step 3: Cross multiply
   23,463.18x = 32,372.74 × 13,388.00
4. Step 4: Simplify right side
   23,463.18x = 433,406,047.79
5. Step 5: Solve for x
   x = 433,406,047.79/23,463.18
6. Step 6: Final answer
   x = 18,471.75