Finding the Fourth Proportional to 2,451.13, 3,677.55 and 1,152.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.13 : 3,677.55 = 1,152.70 : x
2. Step 2: Convert to fraction form
   2,451.13/3,677.55 = 1,152.70/x
3. Step 3: Cross multiply
   2,451.13x = 3,677.55 × 1,152.70
4. Step 4: Simplify right side
   2,451.13x = 4,239,111.89
5. Step 5: Solve for x
   x = 4,239,111.89/2,451.13
6. Step 6: Final answer
   x = 1,729.45