Finding the Fourth Proportional to 60,185.16, 90,416.15 and 42,456.62

Step by Step Solution

1. Step 1: Write the proportion equation
   60,185.16 : 90,416.15 = 42,456.62 : x
2. Step 2: Convert to fraction form
   60,185.16/90,416.15 = 42,456.62/x
3. Step 3: Cross multiply
   60,185.16x = 90,416.15 × 42,456.62
4. Step 4: Simplify right side
   60,185.16x = 3,838,764,295.38
5. Step 5: Solve for x
   x = 3,838,764,295.38/60,185.16
6. Step 6: Final answer
   x = 63,782.57