Finding the Third Proportional to 9,058,968 and 13,720,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,058,968 : 13,720,387.50 = 13,720,387.50 : x
2. Step 2: Convert to fraction form
   9,058,968/13,720,387.50 = 13,720,387.50/x
3. Step 3: Cross multiply
   9,058,968x = 13,720,387.50 × 13,720,387.50
4. Step 4: Simplify right side
   9,058,968x = 188,249,033,150,156.25
5. Step 5: Solve for x
   x = 188,249,033,150,156.25/9,058,968
6. Step 6: Final answer
   x = 20,780,406.02