Finding the Fourth Proportional to 2,505.60, 3,457.69 and 1,510.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.60 : 3,457.69 = 1,510.65 : x
2. Step 2: Convert to fraction form
   2,505.60/3,457.69 = 1,510.65/x
3. Step 3: Cross multiply
   2,505.60x = 3,457.69 × 1,510.65
4. Step 4: Simplify right side
   2,505.60x = 5,223,355.62
5. Step 5: Solve for x
   x = 5,223,355.62/2,505.60
6. Step 6: Final answer
   x = 2,084.67