Finding the Fourth Proportional to 3,061.47, 4,593.42 and 1,087.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.47 : 4,593.42 = 1,087.38 : x
2. Step 2: Convert to fraction form
   3,061.47/4,593.42 = 1,087.38/x
3. Step 3: Cross multiply
   3,061.47x = 4,593.42 × 1,087.38
4. Step 4: Simplify right side
   3,061.47x = 4,994,793.04
5. Step 5: Solve for x
   x = 4,994,793.04/3,061.47
6. Step 6: Final answer
   x = 1,631.50