Finding the Fourth Proportional to 10,959.33, 16,441.43 and 5,112.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,959.33 : 16,441.43 = 5,112.75 : x
2. Step 2: Convert to fraction form
   10,959.33/16,441.43 = 5,112.75/x
3. Step 3: Cross multiply
   10,959.33x = 16,441.43 × 5,112.75
4. Step 4: Simplify right side
   10,959.33x = 84,060,895.67
5. Step 5: Solve for x
   x = 84,060,895.67/10,959.33
6. Step 6: Final answer
   x = 7,670.26