Finding the Fourth Proportional to 1,566.01, 2,156.18 and 1,329.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566.01 : 2,156.18 = 1,329.47 : x
2. Step 2: Convert to fraction form
   1,566.01/2,156.18 = 1,329.47/x
3. Step 3: Cross multiply
   1,566.01x = 2,156.18 × 1,329.47
4. Step 4: Simplify right side
   1,566.01x = 2,866,564.96
5. Step 5: Solve for x
   x = 2,866,564.96/1,566.01
6. Step 6: Final answer
   x = 1,830.49