Finding the Fourth Proportional to 2,499.93, 3,747.67 and 1,038.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.93 : 3,747.67 = 1,038.15 : x
2. Step 2: Convert to fraction form
   2,499.93/3,747.67 = 1,038.15/x
3. Step 3: Cross multiply
   2,499.93x = 3,747.67 × 1,038.15
4. Step 4: Simplify right side
   2,499.93x = 3,890,641.02
5. Step 5: Solve for x
   x = 3,890,641.02/2,499.93
6. Step 6: Final answer
   x = 1,556.30