Finding the Third Proportional to 21,664,659 and 33,654,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,664,659 : 33,654,190.50 = 33,654,190.50 : x
2. Step 2: Convert to fraction form
   21,664,659/33,654,190.50 = 33,654,190.50/x
3. Step 3: Cross multiply
   21,664,659x = 33,654,190.50 × 33,654,190.50
4. Step 4: Simplify right side
   21,664,659x = 1,132,604,538,210,290.25
5. Step 5: Solve for x
   x = 1,132,604,538,210,290.25/21,664,659
6. Step 6: Final answer
   x = 52,278,899.85