Finding the Fourth Proportional to 1,470.52, 2,216.71 and 1,266.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470.52 : 2,216.71 = 1,266.76 : x
2. Step 2: Convert to fraction form
   1,470.52/2,216.71 = 1,266.76/x
3. Step 3: Cross multiply
   1,470.52x = 2,216.71 × 1,266.76
4. Step 4: Simplify right side
   1,470.52x = 2,808,039.56
5. Step 5: Solve for x
   x = 2,808,039.56/1,470.52
6. Step 6: Final answer
   x = 1,909.56