Finding the Fourth Proportional to 1,760.04, 2,641.68 and 1,215.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.04 : 2,641.68 = 1,215.72 : x
2. Step 2: Convert to fraction form
   1,760.04/2,641.68 = 1,215.72/x
3. Step 3: Cross multiply
   1,760.04x = 2,641.68 × 1,215.72
4. Step 4: Simplify right side
   1,760.04x = 3,211,543.21
5. Step 5: Solve for x
   x = 3,211,543.21/1,760.04
6. Step 6: Final answer
   x = 1,824.70