Finding the Third Proportional to 9,907,860 and 13,952,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,907,860 : 13,952,362.50 = 13,952,362.50 : x
2. Step 2: Convert to fraction form
   9,907,860/13,952,362.50 = 13,952,362.50/x
3. Step 3: Cross multiply
   9,907,860x = 13,952,362.50 × 13,952,362.50
4. Step 4: Simplify right side
   9,907,860x = 194,668,419,331,406.25
5. Step 5: Solve for x
   x = 194,668,419,331,406.25/9,907,860
6. Step 6: Final answer
   x = 19,647,877.48