Finding the Fourth Proportional to 1,909.07, 2,634.27 and 1,162.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,909.07 : 2,634.27 = 1,162.76 : x
2. Step 2: Convert to fraction form
   1,909.07/2,634.27 = 1,162.76/x
3. Step 3: Cross multiply
   1,909.07x = 2,634.27 × 1,162.76
4. Step 4: Simplify right side
   1,909.07x = 3,063,012.79
5. Step 5: Solve for x
   x = 3,063,012.79/1,909.07
6. Step 6: Final answer
   x = 1,604.45