Finding the Fourth Proportional to 8,962.01, 12,365.55 and 5,424.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,962.01 : 12,365.55 = 5,424.47 : x
2. Step 2: Convert to fraction form
   8,962.01/12,365.55 = 5,424.47/x
3. Step 3: Cross multiply
   8,962.01x = 12,365.55 × 5,424.47
4. Step 4: Simplify right side
   8,962.01x = 67,076,493.18
5. Step 5: Solve for x
   x = 67,076,493.18/8,962.01
6. Step 6: Final answer
   x = 7,484.54