Finding the Fourth Proportional to 1,470.69, 2,203.93 and 1,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,470.69 : 2,203.93 = 1,105.06 : x
2. Step 2: Convert to fraction form
   1,470.69/2,203.93 = 1,105.06/x
3. Step 3: Cross multiply
   1,470.69x = 2,203.93 × 1,105.06
4. Step 4: Simplify right side
   1,470.69x = 2,435,474.89
5. Step 5: Solve for x
   x = 2,435,474.89/1,470.69
6. Step 6: Final answer
   x = 1,656.01