Finding the Fourth Proportional to 10,320.82, 15,479.16 and 5,053.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,320.82 : 15,479.16 = 5,053.56 : x
2. Step 2: Convert to fraction form
   10,320.82/15,479.16 = 5,053.56/x
3. Step 3: Cross multiply
   10,320.82x = 15,479.16 × 5,053.56
4. Step 4: Simplify right side
   10,320.82x = 78,224,863.81
5. Step 5: Solve for x
   x = 78,224,863.81/10,320.82
6. Step 6: Final answer
   x = 7,579.33