Finding the Fourth Proportional to 2,910.65, 4,363.39 and 1,061.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910.65 : 4,363.39 = 1,061.42 : x
2. Step 2: Convert to fraction form
   2,910.65/4,363.39 = 1,061.42/x
3. Step 3: Cross multiply
   2,910.65x = 4,363.39 × 1,061.42
4. Step 4: Simplify right side
   2,910.65x = 4,631,389.41
5. Step 5: Solve for x
   x = 4,631,389.41/2,910.65
6. Step 6: Final answer
   x = 1,591.19