Finding the Fourth Proportional to 9,460.62, 13,055.72 and 5,212.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,460.62 : 13,055.72 = 5,212.17 : x
2. Step 2: Convert to fraction form
   9,460.62/13,055.72 = 5,212.17/x
3. Step 3: Cross multiply
   9,460.62x = 13,055.72 × 5,212.17
4. Step 4: Simplify right side
   9,460.62x = 68,048,606.05
5. Step 5: Solve for x
   x = 68,048,606.05/9,460.62
6. Step 6: Final answer
   x = 7,192.83