Finding the Fourth Proportional to 10,251.64, 15,365.94 and 5,061.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,251.64 : 15,365.94 = 5,061.16 : x
2. Step 2: Convert to fraction form
   10,251.64/15,365.94 = 5,061.16/x
3. Step 3: Cross multiply
   10,251.64x = 15,365.94 × 5,061.16
4. Step 4: Simplify right side
   10,251.64x = 77,769,480.89
5. Step 5: Solve for x
   x = 77,769,480.89/10,251.64
6. Step 6: Final answer
   x = 7,586.05