Finding the Third Proportional to 10,260,342 and 14,430,978

Step by Step Solution

1. Step 1: Write the proportion equation
   10,260,342 : 14,430,978 = 14,430,978 : x
2. Step 2: Convert to fraction form
   10,260,342/14,430,978 = 14,430,978/x
3. Step 3: Cross multiply
   10,260,342x = 14,430,978 × 14,430,978
4. Step 4: Simplify right side
   10,260,342x = 208,253,126,036,484
5. Step 5: Solve for x
   x = 208,253,126,036,484/10,260,342
6. Step 6: Final answer
   x = 20,296,899.07