Finding the Fourth Proportional to 1,593.42, 2,387.61 and 1,229.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,593.42 : 2,387.61 = 1,229.10 : x
2. Step 2: Convert to fraction form
   1,593.42/2,387.61 = 1,229.10/x
3. Step 3: Cross multiply
   1,593.42x = 2,387.61 × 1,229.10
4. Step 4: Simplify right side
   1,593.42x = 2,934,611.45
5. Step 5: Solve for x
   x = 2,934,611.45/1,593.42
6. Step 6: Final answer
   x = 1,841.71