Finding the Fourth Proportional to 2,974.84, 4,461.72 and 783.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,974.84 : 4,461.72 = 783.43 : x
2. Step 2: Convert to fraction form
   2,974.84/4,461.72 = 783.43/x
3. Step 3: Cross multiply
   2,974.84x = 4,461.72 × 783.43
4. Step 4: Simplify right side
   2,974.84x = 3,495,445.30
5. Step 5: Solve for x
   x = 3,495,445.30/2,974.84
6. Step 6: Final answer
   x = 1,175.00