Finding the Fourth Proportional to 60,428.72, 83,387.76 and 37,766.48

Step by Step Solution

1. Step 1: Write the proportion equation
   60,428.72 : 83,387.76 = 37,766.48 : x
2. Step 2: Convert to fraction form
   60,428.72/83,387.76 = 37,766.48/x
3. Step 3: Cross multiply
   60,428.72x = 83,387.76 × 37,766.48
4. Step 4: Simplify right side
   60,428.72x = 3,149,262,170.28
5. Step 5: Solve for x
   x = 3,149,262,170.28/60,428.72
6. Step 6: Final answer
   x = 52,115.32