Finding the Third Proportional to 13,105,482 and 20,513,850

Step by Step Solution

1. Step 1: Write the proportion equation
   13,105,482 : 20,513,850 = 20,513,850 : x
2. Step 2: Convert to fraction form
   13,105,482/20,513,850 = 20,513,850/x
3. Step 3: Cross multiply
   13,105,482x = 20,513,850 × 20,513,850
4. Step 4: Simplify right side
   13,105,482x = 420,818,041,822,500
5. Step 5: Solve for x
   x = 420,818,041,822,500/13,105,482
6. Step 6: Final answer
   x = 32,110,077.43