Finding the Fourth Proportional to 23,492.29, 32,419.30 and 12,881.90

Step by Step Solution

1. Step 1: Write the proportion equation
   23,492.29 : 32,419.30 = 12,881.90 : x
2. Step 2: Convert to fraction form
   23,492.29/32,419.30 = 12,881.90/x
3. Step 3: Cross multiply
   23,492.29x = 32,419.30 × 12,881.90
4. Step 4: Simplify right side
   23,492.29x = 417,622,180.67
5. Step 5: Solve for x
   x = 417,622,180.67/23,492.29
6. Step 6: Final answer
   x = 17,776.99