Finding the Fourth Proportional to 9,401.64, 12,973.62 and 5,210.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.64 : 12,973.62 = 5,210.04 : x
2. Step 2: Convert to fraction form
   9,401.64/12,973.62 = 5,210.04/x
3. Step 3: Cross multiply
   9,401.64x = 12,973.62 × 5,210.04
4. Step 4: Simplify right side
   9,401.64x = 67,593,079.14
5. Step 5: Solve for x
   x = 67,593,079.14/9,401.64
6. Step 6: Final answer
   x = 7,189.50