Finding the Fourth Proportional to 2,191.25, 3,023.22 and 1,527.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.25 : 3,023.22 = 1,527.86 : x
2. Step 2: Convert to fraction form
   2,191.25/3,023.22 = 1,527.86/x
3. Step 3: Cross multiply
   2,191.25x = 3,023.22 × 1,527.86
4. Step 4: Simplify right side
   2,191.25x = 4,619,070.20
5. Step 5: Solve for x
   x = 4,619,070.20/2,191.25
6. Step 6: Final answer
   x = 2,107.96