Finding the Fourth Proportional to 8,964.02, 12,368.30 and 5,426.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,964.02 : 12,368.30 = 5,426.48 : x
2. Step 2: Convert to fraction form
   8,964.02/12,368.30 = 5,426.48/x
3. Step 3: Cross multiply
   8,964.02x = 12,368.30 × 5,426.48
4. Step 4: Simplify right side
   8,964.02x = 67,116,332.58
5. Step 5: Solve for x
   x = 67,116,332.58/8,964.02
6. Step 6: Final answer
   x = 7,487.30