Finding the Fourth Proportional to 1,547.88, 2,330.16 and 1,411.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.88 : 2,330.16 = 1,411.80 : x
2. Step 2: Convert to fraction form
   1,547.88/2,330.16 = 1,411.80/x
3. Step 3: Cross multiply
   1,547.88x = 2,330.16 × 1,411.80
4. Step 4: Simplify right side
   1,547.88x = 3,289,719.89
5. Step 5: Solve for x
   x = 3,289,719.89/1,547.88
6. Step 6: Final answer
   x = 2,125.31