Finding the Fourth Proportional to 2,298.64, 3,448.12 and 760.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.64 : 3,448.12 = 760.72 : x
2. Step 2: Convert to fraction form
   2,298.64/3,448.12 = 760.72/x
3. Step 3: Cross multiply
   2,298.64x = 3,448.12 × 760.72
4. Step 4: Simplify right side
   2,298.64x = 2,623,053.85
5. Step 5: Solve for x
   x = 2,623,053.85/2,298.64
6. Step 6: Final answer
   x = 1,141.13