Finding the Fourth Proportional to 47,444.67, 71,483.22 and 42,947.15

Step by Step Solution

1. Step 1: Write the proportion equation
   47,444.67 : 71,483.22 = 42,947.15 : x
2. Step 2: Convert to fraction form
   47,444.67/71,483.22 = 42,947.15/x
3. Step 3: Cross multiply
   47,444.67x = 71,483.22 × 42,947.15
4. Step 4: Simplify right side
   47,444.67x = 3,070,000,214.41
5. Step 5: Solve for x
   x = 3,070,000,214.41/47,444.67
6. Step 6: Final answer
   x = 64,706.96