Finding the Fourth Proportional to 12,335,871.72, 17,025,284.52 and 7,107,878.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,335,871.72 : 17,025,284.52 = 7,107,878.97 : x
2. Step 2: Convert to fraction form
   12,335,871.72/17,025,284.52 = 7,107,878.97/x
3. Step 3: Cross multiply
   12,335,871.72x = 17,025,284.52 × 7,107,878.97
4. Step 4: Simplify right side
   12,335,871.72x = 121,013,661,797,974.53
5. Step 5: Solve for x
   x = 121,013,661,797,974.53/12,335,871.72
6. Step 6: Final answer
   x = 9,809,899.50