Finding the Fourth Proportional to 2,892.61, 4,339.14 and 1,043.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.61 : 4,339.14 = 1,043.91 : x
2. Step 2: Convert to fraction form
   2,892.61/4,339.14 = 1,043.91/x
3. Step 3: Cross multiply
   2,892.61x = 4,339.14 × 1,043.91
4. Step 4: Simplify right side
   2,892.61x = 4,529,667.72
5. Step 5: Solve for x
   x = 4,529,667.72/2,892.61
6. Step 6: Final answer
   x = 1,565.95