Finding the Fourth Proportional to 60,020.16, 89,979.12 and 36,663

Step by Step Solution

1. Step 1: Write the proportion equation
   60,020.16 : 89,979.12 = 36,663 : x
2. Step 2: Convert to fraction form
   60,020.16/89,979.12 = 36,663/x
3. Step 3: Cross multiply
   60,020.16x = 89,979.12 × 36,663
4. Step 4: Simplify right side
   60,020.16x = 3,298,904,476.56
5. Step 5: Solve for x
   x = 3,298,904,476.56/60,020.16
6. Step 6: Final answer
   x = 54,963.27