Finding the Fourth Proportional to 1,339.44, 1,848.47 and 749.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339.44 : 1,848.47 = 749.99 : x
2. Step 2: Convert to fraction form
   1,339.44/1,848.47 = 749.99/x
3. Step 3: Cross multiply
   1,339.44x = 1,848.47 × 749.99
4. Step 4: Simplify right side
   1,339.44x = 1,386,321.02
5. Step 5: Solve for x
   x = 1,386,321.02/1,339.44
6. Step 6: Final answer
   x = 1,035.00