Finding the Fourth Proportional to 2,484.59, 3,726.86 and 753.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.59 : 3,726.86 = 753.21 : x
2. Step 2: Convert to fraction form
   2,484.59/3,726.86 = 753.21/x
3. Step 3: Cross multiply
   2,484.59x = 3,726.86 × 753.21
4. Step 4: Simplify right side
   2,484.59x = 2,807,104.45
5. Step 5: Solve for x
   x = 2,807,104.45/2,484.59
6. Step 6: Final answer
   x = 1,129.81