Finding the Fourth Proportional to 2,951.91, 4,428.12 and 760.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.91 : 4,428.12 = 760.62 : x
2. Step 2: Convert to fraction form
   2,951.91/4,428.12 = 760.62/x
3. Step 3: Cross multiply
   2,951.91x = 4,428.12 × 760.62
4. Step 4: Simplify right side
   2,951.91x = 3,368,116.63
5. Step 5: Solve for x
   x = 3,368,116.63/2,951.91
6. Step 6: Final answer
   x = 1,141.00