Finding the Third Proportional to 16,189,390 and 33,029,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,189,390 : 33,029,105.50 = 33,029,105.50 : x
2. Step 2: Convert to fraction form
   16,189,390/33,029,105.50 = 33,029,105.50/x
3. Step 3: Cross multiply
   16,189,390x = 33,029,105.50 × 33,029,105.50
4. Step 4: Simplify right side
   16,189,390x = 1,090,921,810,130,130.25
5. Step 5: Solve for x
   x = 1,090,921,810,130,130.25/16,189,390
6. Step 6: Final answer
   x = 67,384,985.48