Finding the Third Proportional to 9,081,939 and 13,661,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,081,939 : 13,661,164.50 = 13,661,164.50 : x
2. Step 2: Convert to fraction form
   9,081,939/13,661,164.50 = 13,661,164.50/x
3. Step 3: Cross multiply
   9,081,939x = 13,661,164.50 × 13,661,164.50
4. Step 4: Simplify right side
   9,081,939x = 186,627,415,496,060.25
5. Step 5: Solve for x
   x = 186,627,415,496,060.25/9,081,939
6. Step 6: Final answer
   x = 20,549,291.90