Finding the Fourth Proportional to 51,540.01, 71,124.01 and 30,320.64

Step by Step Solution

1. Step 1: Write the proportion equation
   51,540.01 : 71,124.01 = 30,320.64 : x
2. Step 2: Convert to fraction form
   51,540.01/71,124.01 = 30,320.64/x
3. Step 3: Cross multiply
   51,540.01x = 71,124.01 × 30,320.64
4. Step 4: Simplify right side
   51,540.01x = 2,156,525,426.76
5. Step 5: Solve for x
   x = 2,156,525,426.76/51,540.01
6. Step 6: Final answer
   x = 41,841.78