Finding the Fourth Proportional to 8,309,371.38, 12,465,673.01 and 3,191,426.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,309,371.38 : 12,465,673.01 = 3,191,426.88 : x
2. Step 2: Convert to fraction form
   8,309,371.38/12,465,673.01 = 3,191,426.88/x
3. Step 3: Cross multiply
   8,309,371.38x = 12,465,673.01 × 3,191,426.88
4. Step 4: Simplify right side
   8,309,371.38x = 39,783,283,921,404.51
5. Step 5: Solve for x
   x = 39,783,283,921,404.51/8,309,371.38
6. Step 6: Final answer
   x = 4,787,760.96