Finding the Fourth Proportional to 10,345.83, 15,522.50 and 5,080.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,345.83 : 15,522.50 = 5,080.29 : x
2. Step 2: Convert to fraction form
   10,345.83/15,522.50 = 5,080.29/x
3. Step 3: Cross multiply
   10,345.83x = 15,522.50 × 5,080.29
4. Step 4: Simplify right side
   10,345.83x = 78,858,756.02
5. Step 5: Solve for x
   x = 78,858,756.02/10,345.83
6. Step 6: Final answer
   x = 7,622.28