Finding the Fourth Proportional to 3,061.72, 4,593.30 and 1,892.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.72 : 4,593.30 = 1,892.08 : x
2. Step 2: Convert to fraction form
   3,061.72/4,593.30 = 1,892.08/x
3. Step 3: Cross multiply
   3,061.72x = 4,593.30 × 1,892.08
4. Step 4: Simplify right side
   3,061.72x = 8,690,891.06
5. Step 5: Solve for x
   x = 8,690,891.06/3,061.72
6. Step 6: Final answer
   x = 2,838.56