Finding the Fourth Proportional to 23,128.79, 34,697.06 and 8,132.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,128.79 : 34,697.06 = 8,132.03 : x
2. Step 2: Convert to fraction form
   23,128.79/34,697.06 = 8,132.03/x
3. Step 3: Cross multiply
   23,128.79x = 34,697.06 × 8,132.03
4. Step 4: Simplify right side
   23,128.79x = 282,157,492.17
5. Step 5: Solve for x
   x = 282,157,492.17/23,128.79
6. Step 6: Final answer
   x = 12,199.41