Finding the Fourth Proportional to 51,713.32, 71,368.68 and 30,496.72

Step by Step Solution

1. Step 1: Write the proportion equation
   51,713.32 : 71,368.68 = 30,496.72 : x
2. Step 2: Convert to fraction form
   51,713.32/71,368.68 = 30,496.72/x
3. Step 3: Cross multiply
   51,713.32x = 71,368.68 × 30,496.72
4. Step 4: Simplify right side
   51,713.32x = 2,176,510,650.73
5. Step 5: Solve for x
   x = 2,176,510,650.73/51,713.32
6. Step 6: Final answer
   x = 42,088.01