Finding the Fourth Proportional to 1,476.33, 2,210.85 and 1,085.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,476.33 : 2,210.85 = 1,085.40 : x
2. Step 2: Convert to fraction form
   1,476.33/2,210.85 = 1,085.40/x
3. Step 3: Cross multiply
   1,476.33x = 2,210.85 × 1,085.40
4. Step 4: Simplify right side
   1,476.33x = 2,399,656.59
5. Step 5: Solve for x
   x = 2,399,656.59/1,476.33
6. Step 6: Final answer
   x = 1,625.42