Finding the Fourth Proportional to 47,123.55, 70,677.99 and 30,600.72

Step by Step Solution

1. Step 1: Write the proportion equation
   47,123.55 : 70,677.99 = 30,600.72 : x
2. Step 2: Convert to fraction form
   47,123.55/70,677.99 = 30,600.72/x
3. Step 3: Cross multiply
   47,123.55x = 70,677.99 × 30,600.72
4. Step 4: Simplify right side
   47,123.55x = 2,162,797,382.15
5. Step 5: Solve for x
   x = 2,162,797,382.15/47,123.55
6. Step 6: Final answer
   x = 45,896.32