Finding the Fourth Proportional to 1,760.86, 2,430.46 and 1,097.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.86 : 2,430.46 = 1,097.31 : x
2. Step 2: Convert to fraction form
   1,760.86/2,430.46 = 1,097.31/x
3. Step 3: Cross multiply
   1,760.86x = 2,430.46 × 1,097.31
4. Step 4: Simplify right side
   1,760.86x = 2,666,972.38
5. Step 5: Solve for x
   x = 2,666,972.38/1,760.86
6. Step 6: Final answer
   x = 1,514.59