Finding the Fourth Proportional to 10,967.74, 16,458.90 and 5,124.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,967.74 : 16,458.90 = 5,124.81 : x
2. Step 2: Convert to fraction form
   10,967.74/16,458.90 = 5,124.81/x
3. Step 3: Cross multiply
   10,967.74x = 16,458.90 × 5,124.81
4. Step 4: Simplify right side
   10,967.74x = 84,348,735.31
5. Step 5: Solve for x
   x = 84,348,735.31/10,967.74
6. Step 6: Final answer
   x = 7,690.62