Finding the Fourth Proportional to 2,981.61, 4,113.59 and 1,846.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.61 : 4,113.59 = 1,846.40 : x
2. Step 2: Convert to fraction form
   2,981.61/4,113.59 = 1,846.40/x
3. Step 3: Cross multiply
   2,981.61x = 4,113.59 × 1,846.40
4. Step 4: Simplify right side
   2,981.61x = 7,595,302.78
5. Step 5: Solve for x
   x = 7,595,302.78/2,981.61
6. Step 6: Final answer
   x = 2,547.38