Finding the Fourth Proportional to 1,662.06, 2,294.27 and 1,307.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.06 : 2,294.27 = 1,307.05 : x
2. Step 2: Convert to fraction form
   1,662.06/2,294.27 = 1,307.05/x
3. Step 3: Cross multiply
   1,662.06x = 2,294.27 × 1,307.05
4. Step 4: Simplify right side
   1,662.06x = 2,998,725.60
5. Step 5: Solve for x
   x = 2,998,725.60/1,662.06
6. Step 6: Final answer
   x = 1,804.22