Finding the Fourth Proportional to 1,656.39, 2,482.27 and 1,245.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.39 : 2,482.27 = 1,245.05 : x
2. Step 2: Convert to fraction form
   1,656.39/2,482.27 = 1,245.05/x
3. Step 3: Cross multiply
   1,656.39x = 2,482.27 × 1,245.05
4. Step 4: Simplify right side
   1,656.39x = 3,090,537.85
5. Step 5: Solve for x
   x = 3,090,537.85/1,656.39
6. Step 6: Final answer
   x = 1,865.83