Finding the Fourth Proportional to 2,308.80, 3,465.52 and 1,077.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.80 : 3,465.52 = 1,077.08 : x
2. Step 2: Convert to fraction form
   2,308.80/3,465.52 = 1,077.08/x
3. Step 3: Cross multiply
   2,308.80x = 3,465.52 × 1,077.08
4. Step 4: Simplify right side
   2,308.80x = 3,732,641.75
5. Step 5: Solve for x
   x = 3,732,641.75/2,308.80
6. Step 6: Final answer
   x = 1,616.70