Finding the Fourth Proportional to 2,766.72, 3,818.16 and 1,588.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.72 : 3,818.16 = 1,588.17 : x
2. Step 2: Convert to fraction form
   2,766.72/3,818.16 = 1,588.17/x
3. Step 3: Cross multiply
   2,766.72x = 3,818.16 × 1,588.17
4. Step 4: Simplify right side
   2,766.72x = 6,063,887.17
5. Step 5: Solve for x
   x = 6,063,887.17/2,766.72
6. Step 6: Final answer
   x = 2,191.72