Finding the Fourth Proportional to 1,123.47, 1,547.71 and 946.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123.47 : 1,547.71 = 946.08 : x
2. Step 2: Convert to fraction form
   1,123.47/1,547.71 = 946.08/x
3. Step 3: Cross multiply
   1,123.47x = 1,547.71 × 946.08
4. Step 4: Simplify right side
   1,123.47x = 1,464,255.11
5. Step 5: Solve for x
   x = 1,464,255.11/1,123.47
6. Step 6: Final answer
   x = 1,303.33