Finding the Fourth Proportional to 2,073.60, 3,109.32 and 1,843.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.60 : 3,109.32 = 1,843.20 : x
2. Step 2: Convert to fraction form
   2,073.60/3,109.32 = 1,843.20/x
3. Step 3: Cross multiply
   2,073.60x = 3,109.32 × 1,843.20
4. Step 4: Simplify right side
   2,073.60x = 5,731,098.62
5. Step 5: Solve for x
   x = 5,731,098.62/2,073.60
6. Step 6: Final answer
   x = 2,763.84