Finding the Fourth Proportional to 8,962.09, 12,364.37 and 5,424.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,962.09 : 12,364.37 = 5,424.01 : x
2. Step 2: Convert to fraction form
   8,962.09/12,364.37 = 5,424.01/x
3. Step 3: Cross multiply
   8,962.09x = 12,364.37 × 5,424.01
4. Step 4: Simplify right side
   8,962.09x = 67,064,377.58
5. Step 5: Solve for x
   x = 67,064,377.58/8,962.09
6. Step 6: Final answer
   x = 7,483.12