Finding the Fourth Proportional to 32,633.29, 48,953.34 and 13,915.30

Step by Step Solution

1. Step 1: Write the proportion equation
   32,633.29 : 48,953.34 = 13,915.30 : x
2. Step 2: Convert to fraction form
   32,633.29/48,953.34 = 13,915.30/x
3. Step 3: Cross multiply
   32,633.29x = 48,953.34 × 13,915.30
4. Step 4: Simplify right side
   32,633.29x = 681,200,412.10
5. Step 5: Solve for x
   x = 681,200,412.10/32,633.29
6. Step 6: Final answer
   x = 20,874.40