Finding the Fourth Proportional to 2,091.18, 2,886.06 and 1,566.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.18 : 2,886.06 = 1,566.30 : x
2. Step 2: Convert to fraction form
   2,091.18/2,886.06 = 1,566.30/x
3. Step 3: Cross multiply
   2,091.18x = 2,886.06 × 1,566.30
4. Step 4: Simplify right side
   2,091.18x = 4,520,435.78
5. Step 5: Solve for x
   x = 4,520,435.78/2,091.18
6. Step 6: Final answer
   x = 2,161.67