Finding the Fourth Proportional to 12,570.66, 17,347.73 and 7,267.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,570.66 : 17,347.73 = 7,267.18 : x
2. Step 2: Convert to fraction form
   12,570.66/17,347.73 = 7,267.18/x
3. Step 3: Cross multiply
   12,570.66x = 17,347.73 × 7,267.18
4. Step 4: Simplify right side
   12,570.66x = 126,069,076.50
5. Step 5: Solve for x
   x = 126,069,076.50/12,570.66
6. Step 6: Final answer
   x = 10,028.84