Finding the Fourth Proportional to 5,007.38, 7,510.86 and 1,259.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,007.38 : 7,510.86 = 1,259.15 : x
2. Step 2: Convert to fraction form
   5,007.38/7,510.86 = 1,259.15/x
3. Step 3: Cross multiply
   5,007.38x = 7,510.86 × 1,259.15
4. Step 4: Simplify right side
   5,007.38x = 9,457,299.37
5. Step 5: Solve for x
   x = 9,457,299.37/5,007.38
6. Step 6: Final answer
   x = 1,888.67