Finding the Fourth Proportional to 47,082.47, 70,483.37 and 42,271.67

Step by Step Solution

1. Step 1: Write the proportion equation
   47,082.47 : 70,483.37 = 42,271.67 : x
2. Step 2: Convert to fraction form
   47,082.47/70,483.37 = 42,271.67/x
3. Step 3: Cross multiply
   47,082.47x = 70,483.37 × 42,271.67
4. Step 4: Simplify right side
   47,082.47x = 2,979,449,721.98
5. Step 5: Solve for x
   x = 2,979,449,721.98/47,082.47
6. Step 6: Final answer
   x = 63,281.52