Finding the Fourth Proportional to 1,248.51, 1,871.82 and 598.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.51 : 1,871.82 = 598.89 : x
2. Step 2: Convert to fraction form
   1,248.51/1,871.82 = 598.89/x
3. Step 3: Cross multiply
   1,248.51x = 1,871.82 × 598.89
4. Step 4: Simplify right side
   1,248.51x = 1,121,014.28
5. Step 5: Solve for x
   x = 1,121,014.28/1,248.51
6. Step 6: Final answer
   x = 897.88