Finding the Third Proportional to 7,141,147.31 and 16,854,768.56

Step by Step Solution

1. Step 1: Write the proportion equation
   7,141,147.31 : 16,854,768.56 = 16,854,768.56 : x
2. Step 2: Convert to fraction form
   7,141,147.31/16,854,768.56 = 16,854,768.56/x
3. Step 3: Cross multiply
   7,141,147.31x = 16,854,768.56 × 16,854,768.56
4. Step 4: Simplify right side
   7,141,147.31x = 284,083,223,295,438.31
5. Step 5: Solve for x
   x = 284,083,223,295,438.31/7,141,147.31
6. Step 6: Final answer
   x = 39,781,173.93