Finding the Third Proportional to 10,485,608.50 and 14,166,711

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485,608.50 : 14,166,711 = 14,166,711 : x
2. Step 2: Convert to fraction form
   10,485,608.50/14,166,711 = 14,166,711/x
3. Step 3: Cross multiply
   10,485,608.50x = 14,166,711 × 14,166,711
4. Step 4: Simplify right side
   10,485,608.50x = 200,695,700,557,521
5. Step 5: Solve for x
   x = 200,695,700,557,521/10,485,608.50
6. Step 6: Final answer
   x = 19,140,110.04