Finding the Fourth Proportional to 2,914.72, 4,372.16 and 834.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,914.72 : 4,372.16 = 834.91 : x
2. Step 2: Convert to fraction form
   2,914.72/4,372.16 = 834.91/x
3. Step 3: Cross multiply
   2,914.72x = 4,372.16 × 834.91
4. Step 4: Simplify right side
   2,914.72x = 3,650,345.00
5. Step 5: Solve for x
   x = 3,650,345.00/2,914.72
6. Step 6: Final answer
   x = 1,252.38