Finding the Fourth Proportional to 1,532.93, 2,300.55 and 1,123.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532.93 : 2,300.55 = 1,123.13 : x
2. Step 2: Convert to fraction form
   1,532.93/2,300.55 = 1,123.13/x
3. Step 3: Cross multiply
   1,532.93x = 2,300.55 × 1,123.13
4. Step 4: Simplify right side
   1,532.93x = 2,583,805.22
5. Step 5: Solve for x
   x = 2,583,805.22/1,532.93
6. Step 6: Final answer
   x = 1,685.54