Finding the Fourth Proportional to 32,479.50, 48,467.90 and 28,980.30

Step by Step Solution

1. Step 1: Write the proportion equation
   32,479.50 : 48,467.90 = 28,980.30 : x
2. Step 2: Convert to fraction form
   32,479.50/48,467.90 = 28,980.30/x
3. Step 3: Cross multiply
   32,479.50x = 48,467.90 × 28,980.30
4. Step 4: Simplify right side
   32,479.50x = 1,404,614,137.47
5. Step 5: Solve for x
   x = 1,404,614,137.47/32,479.50
6. Step 6: Final answer
   x = 43,246.17