Finding the Third Proportional to 12,917,073 and 20,000,740.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,917,073 : 20,000,740.50 = 20,000,740.50 : x
2. Step 2: Convert to fraction form
   12,917,073/20,000,740.50 = 20,000,740.50/x
3. Step 3: Cross multiply
   12,917,073x = 20,000,740.50 × 20,000,740.50
4. Step 4: Simplify right side
   12,917,073x = 400,029,620,548,340.25
5. Step 5: Solve for x
   x = 400,029,620,548,340.25/12,917,073
6. Step 6: Final answer
   x = 30,969,060.91