Finding the Fourth Proportional to 1,547.83, 2,319.72 and 1,329.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.83 : 2,319.72 = 1,329.94 : x
2. Step 2: Convert to fraction form
   1,547.83/2,319.72 = 1,329.94/x
3. Step 3: Cross multiply
   1,547.83x = 2,319.72 × 1,329.94
4. Step 4: Simplify right side
   1,547.83x = 3,085,088.42
5. Step 5: Solve for x
   x = 3,085,088.42/1,547.83
6. Step 6: Final answer
   x = 1,993.17