Finding the Fourth Proportional to 1,547.05, 2,322.56 and 1,329.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,547.05 : 2,322.56 = 1,329.07 : x
2. Step 2: Convert to fraction form
   1,547.05/2,322.56 = 1,329.07/x
3. Step 3: Cross multiply
   1,547.05x = 2,322.56 × 1,329.07
4. Step 4: Simplify right side
   1,547.05x = 3,086,838.17
5. Step 5: Solve for x
   x = 3,086,838.17/1,547.05
6. Step 6: Final answer
   x = 1,995.31