Finding the Fourth Proportional to 1,298.01, 1,944.42 and 886.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298.01 : 1,944.42 = 886.13 : x
2. Step 2: Convert to fraction form
   1,298.01/1,944.42 = 886.13/x
3. Step 3: Cross multiply
   1,298.01x = 1,944.42 × 886.13
4. Step 4: Simplify right side
   1,298.01x = 1,723,008.89
5. Step 5: Solve for x
   x = 1,723,008.89/1,298.01
6. Step 6: Final answer
   x = 1,327.42