Finding the Fourth Proportional to 60,377.68, 90,448.71 and 39,538

Step by Step Solution

1. Step 1: Write the proportion equation
   60,377.68 : 90,448.71 = 39,538 : x
2. Step 2: Convert to fraction form
   60,377.68/90,448.71 = 39,538/x
3. Step 3: Cross multiply
   60,377.68x = 90,448.71 × 39,538
4. Step 4: Simplify right side
   60,377.68x = 3,576,161,095.98
5. Step 5: Solve for x
   x = 3,576,161,095.98/60,377.68
6. Step 6: Final answer
   x = 59,229.85