Finding the Fourth Proportional to 1,200.88, 1,801.27 and 470.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.88 : 1,801.27 = 470.62 : x
2. Step 2: Convert to fraction form
   1,200.88/1,801.27 = 470.62/x
3. Step 3: Cross multiply
   1,200.88x = 1,801.27 × 470.62
4. Step 4: Simplify right side
   1,200.88x = 847,713.69
5. Step 5: Solve for x
   x = 847,713.69/1,200.88
6. Step 6: Final answer
   x = 705.91