Finding the Fourth Proportional to 1,349.82, 1,862.64 and 760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349.82 : 1,862.64 = 760.50 : x
2. Step 2: Convert to fraction form
   1,349.82/1,862.64 = 760.50/x
3. Step 3: Cross multiply
   1,349.82x = 1,862.64 × 760.50
4. Step 4: Simplify right side
   1,349.82x = 1,416,537.72
5. Step 5: Solve for x
   x = 1,416,537.72/1,349.82
6. Step 6: Final answer
   x = 1,049.43