Finding the Fourth Proportional to 2,726.16, 3,762.18 and 1,547.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,726.16 : 3,762.18 = 1,547.20 : x
2. Step 2: Convert to fraction form
   2,726.16/3,762.18 = 1,547.20/x
3. Step 3: Cross multiply
   2,726.16x = 3,762.18 × 1,547.20
4. Step 4: Simplify right side
   2,726.16x = 5,820,844.90
5. Step 5: Solve for x
   x = 5,820,844.90/2,726.16
6. Step 6: Final answer
   x = 2,135.18