Finding the Fourth Proportional to 47,100.72, 70,965.23 and 42,602.97

Step by Step Solution

1. Step 1: Write the proportion equation
   47,100.72 : 70,965.23 = 42,602.97 : x
2. Step 2: Convert to fraction form
   47,100.72/70,965.23 = 42,602.97/x
3. Step 3: Cross multiply
   47,100.72x = 70,965.23 × 42,602.97
4. Step 4: Simplify right side
   47,100.72x = 3,023,329,671.24
5. Step 5: Solve for x
   x = 3,023,329,671.24/47,100.72
6. Step 6: Final answer
   x = 64,188.61