Finding the Fourth Proportional to 1,456.31, 2,182.51 and 530.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.31 : 2,182.51 = 530.99 : x
2. Step 2: Convert to fraction form
   1,456.31/2,182.51 = 530.99/x
3. Step 3: Cross multiply
   1,456.31x = 2,182.51 × 530.99
4. Step 4: Simplify right side
   1,456.31x = 1,158,897.10
5. Step 5: Solve for x
   x = 1,158,897.10/1,456.31
6. Step 6: Final answer
   x = 795.78