Finding the Fourth Proportional to 2,490.86, 3,733.25 and 1,102.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490.86 : 3,733.25 = 1,102.61 : x
2. Step 2: Convert to fraction form
   2,490.86/3,733.25 = 1,102.61/x
3. Step 3: Cross multiply
   2,490.86x = 3,733.25 × 1,102.61
4. Step 4: Simplify right side
   2,490.86x = 4,116,294.60
5. Step 5: Solve for x
   x = 4,116,294.60/2,490.86
6. Step 6: Final answer
   x = 1,652.56