Finding the Fourth Proportional to 72,280.56, 108,430.38 and 32,299.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,280.56 : 108,430.38 = 32,299.86 : x
2. Step 2: Convert to fraction form
   72,280.56/108,430.38 = 32,299.86/x
3. Step 3: Cross multiply
   72,280.56x = 108,430.38 × 32,299.86
4. Step 4: Simplify right side
   72,280.56x = 3,502,286,093.75
5. Step 5: Solve for x
   x = 3,502,286,093.75/72,280.56
6. Step 6: Final answer
   x = 48,454.05