Finding the Third Proportional to 6,429,804 and 9,947,052

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429,804 : 9,947,052 = 9,947,052 : x
2. Step 2: Convert to fraction form
   6,429,804/9,947,052 = 9,947,052/x
3. Step 3: Cross multiply
   6,429,804x = 9,947,052 × 9,947,052
4. Step 4: Simplify right side
   6,429,804x = 98,943,843,490,704
5. Step 5: Solve for x
   x = 98,943,843,490,704/6,429,804
6. Step 6: Final answer
   x = 15,388,314.09