Finding the Fourth Proportional to 39,323.76, 54,213.72 and 38,100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   39,323.76 : 54,213.72 = 38,100.72 : x
2. Step 2: Convert to fraction form
   39,323.76/54,213.72 = 38,100.72/x
3. Step 3: Cross multiply
   39,323.76x = 54,213.72 × 38,100.72
4. Step 4: Simplify right side
   39,323.76x = 2,065,581,765.88
5. Step 5: Solve for x
   x = 2,065,581,765.88/39,323.76
6. Step 6: Final answer
   x = 52,527.58