Finding the Fourth Proportional to 10,164.25, 15,230.64 and 7,050.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,164.25 : 15,230.64 = 7,050.31 : x
2. Step 2: Convert to fraction form
   10,164.25/15,230.64 = 7,050.31/x
3. Step 3: Cross multiply
   10,164.25x = 15,230.64 × 7,050.31
4. Step 4: Simplify right side
   10,164.25x = 107,380,733.50
5. Step 5: Solve for x
   x = 107,380,733.50/10,164.25
6. Step 6: Final answer
   x = 10,564.55