Finding the Fourth Proportional to 1,131.52, 1,705.00 and 930.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131.52 : 1,705.00 = 930.59 : x
2. Step 2: Convert to fraction form
   1,131.52/1,705.00 = 930.59/x
3. Step 3: Cross multiply
   1,131.52x = 1,705.00 × 930.59
4. Step 4: Simplify right side
   1,131.52x = 1,586,653.24
5. Step 5: Solve for x
   x = 1,586,653.24/1,131.52
6. Step 6: Final answer
   x = 1,402.23