Finding the Fourth Proportional to 2,166.01, 3,248.81 and 606.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166.01 : 3,248.81 = 606.15 : x
2. Step 2: Convert to fraction form
   2,166.01/3,248.81 = 606.15/x
3. Step 3: Cross multiply
   2,166.01x = 3,248.81 × 606.15
4. Step 4: Simplify right side
   2,166.01x = 1,969,263.15
5. Step 5: Solve for x
   x = 1,969,263.15/2,166.01
6. Step 6: Final answer
   x = 909.17