Finding the Fourth Proportional to 10,498.61, 15,737.90 and 3,923.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.61 : 15,737.90 = 3,923.03 : x
2. Step 2: Convert to fraction form
   10,498.61/15,737.90 = 3,923.03/x
3. Step 3: Cross multiply
   10,498.61x = 15,737.90 × 3,923.03
4. Step 4: Simplify right side
   10,498.61x = 61,740,273.57
5. Step 5: Solve for x
   x = 61,740,273.57/10,498.61
6. Step 6: Final answer
   x = 5,880.80