Finding the Fourth Proportional to 23,699.34, 32,705.28 and 13,088.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,699.34 : 32,705.28 = 13,088.97 : x
2. Step 2: Convert to fraction form
   23,699.34/32,705.28 = 13,088.97/x
3. Step 3: Cross multiply
   23,699.34x = 32,705.28 × 13,088.97
4. Step 4: Simplify right side
   23,699.34x = 428,078,428.76
5. Step 5: Solve for x
   x = 428,078,428.76/23,699.34
6. Step 6: Final answer
   x = 18,062.88