Finding the Fourth Proportional to 59,748.70, 82,478.73 and 42,532.18

Step by Step Solution

1. Step 1: Write the proportion equation
   59,748.70 : 82,478.73 = 42,532.18 : x
2. Step 2: Convert to fraction form
   59,748.70/82,478.73 = 42,532.18/x
3. Step 3: Cross multiply
   59,748.70x = 82,478.73 × 42,532.18
4. Step 4: Simplify right side
   59,748.70x = 3,508,000,190.53
5. Step 5: Solve for x
   x = 3,508,000,190.53/59,748.70
6. Step 6: Final answer
   x = 58,712.58