Finding the Third Proportional to 2,715,603 and 5,654,428.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,715,603 : 5,654,428.50 = 5,654,428.50 : x
2. Step 2: Convert to fraction form
   2,715,603/5,654,428.50 = 5,654,428.50/x
3. Step 3: Cross multiply
   2,715,603x = 5,654,428.50 × 5,654,428.50
4. Step 4: Simplify right side
   2,715,603x = 31,972,561,661,612.25
5. Step 5: Solve for x
   x = 31,972,561,661,612.25/2,715,603
6. Step 6: Final answer
   x = 11,773,650.88