Finding the Fourth Proportional to 23,136.48, 34,697.56 and 8,343.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,136.48 : 34,697.56 = 8,343.50 : x
2. Step 2: Convert to fraction form
   23,136.48/34,697.56 = 8,343.50/x
3. Step 3: Cross multiply
   23,136.48x = 34,697.56 × 8,343.50
4. Step 4: Simplify right side
   23,136.48x = 289,499,091.86
5. Step 5: Solve for x
   x = 289,499,091.86/23,136.48
6. Step 6: Final answer
   x = 12,512.67