Finding the Third Proportional to 6,429,412 and 9,726,774

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429,412 : 9,726,774 = 9,726,774 : x
2. Step 2: Convert to fraction form
   6,429,412/9,726,774 = 9,726,774/x
3. Step 3: Cross multiply
   6,429,412x = 9,726,774 × 9,726,774
4. Step 4: Simplify right side
   6,429,412x = 94,610,132,447,076
5. Step 5: Solve for x
   x = 94,610,132,447,076/6,429,412
6. Step 6: Final answer
   x = 14,715,207.62