Finding the Fourth Proportional to 72,576,223.20, 108,914,101.20 and 32,215,672.80

Step by Step Solution

1. Step 1: Write the proportion equation
   72,576,223.20 : 108,914,101.20 = 32,215,672.80 : x
2. Step 2: Convert to fraction form
   72,576,223.20/108,914,101.20 = 32,215,672.80/x
3. Step 3: Cross multiply
   72,576,223.20x = 108,914,101.20 × 32,215,672.80
4. Step 4: Simplify right side
   72,576,223.20x = 3,508,741,047,565,287.50
5. Step 5: Solve for x
   x = 3,508,741,047,565,287.50/72,576,223.20
6. Step 6: Final answer
   x = 48,345,599.88