Finding the Fourth Proportional to 23,347.53, 32,220.50 and 13,276.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,347.53 : 32,220.50 = 13,276.89 : x
2. Step 2: Convert to fraction form
   23,347.53/32,220.50 = 13,276.89/x
3. Step 3: Cross multiply
   23,347.53x = 32,220.50 × 13,276.89
4. Step 4: Simplify right side
   23,347.53x = 427,787,967.86
5. Step 5: Solve for x
   x = 427,787,967.86/23,347.53
6. Step 6: Final answer
   x = 18,322.62