Finding the Third Proportional to 6,689,391 and 10,096,780.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,689,391 : 10,096,780.50 = 10,096,780.50 : x
2. Step 2: Convert to fraction form
   6,689,391/10,096,780.50 = 10,096,780.50/x
3. Step 3: Cross multiply
   6,689,391x = 10,096,780.50 × 10,096,780.50
4. Step 4: Simplify right side
   6,689,391x = 101,944,976,465,180.25
5. Step 5: Solve for x
   x = 101,944,976,465,180.25/6,689,391
6. Step 6: Final answer
   x = 15,239,799.33