Finding the Fourth Proportional to 32,498.61, 48,740.86 and 18,980.74

Step by Step Solution

1. Step 1: Write the proportion equation
   32,498.61 : 48,740.86 = 18,980.74 : x
2. Step 2: Convert to fraction form
   32,498.61/48,740.86 = 18,980.74/x
3. Step 3: Cross multiply
   32,498.61x = 48,740.86 × 18,980.74
4. Step 4: Simplify right side
   32,498.61x = 925,137,591.04
5. Step 5: Solve for x
   x = 925,137,591.04/32,498.61
6. Step 6: Final answer
   x = 28,466.99