Finding the Fourth Proportional to 10,321.36, 15,477.24 and 5,056.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,321.36 : 15,477.24 = 5,056.63 : x
2. Step 2: Convert to fraction form
   10,321.36/15,477.24 = 5,056.63/x
3. Step 3: Cross multiply
   10,321.36x = 15,477.24 × 5,056.63
4. Step 4: Simplify right side
   10,321.36x = 78,262,656.37
5. Step 5: Solve for x
   x = 78,262,656.37/10,321.36
6. Step 6: Final answer
   x = 7,582.59