Finding the Fourth Proportional to 32,118.50, 48,157.50 and 15,482.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,118.50 : 48,157.50 = 15,482.72 : x
2. Step 2: Convert to fraction form
   32,118.50/48,157.50 = 15,482.72/x
3. Step 3: Cross multiply
   32,118.50x = 48,157.50 × 15,482.72
4. Step 4: Simplify right side
   32,118.50x = 745,609,088.40
5. Step 5: Solve for x
   x = 745,609,088.40/32,118.50
6. Step 6: Final answer
   x = 23,214.32