Finding the Fourth Proportional to 2,066.71, 3,100.37 and 750.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.71 : 3,100.37 = 750.55 : x
2. Step 2: Convert to fraction form
   2,066.71/3,100.37 = 750.55/x
3. Step 3: Cross multiply
   2,066.71x = 3,100.37 × 750.55
4. Step 4: Simplify right side
   2,066.71x = 2,326,978.95
5. Step 5: Solve for x
   x = 2,326,978.95/2,066.71
6. Step 6: Final answer
   x = 1,125.94