Finding the Third Proportional to 3,913,866 and 7,937,826

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,866 : 7,937,826 = 7,937,826 : x
2. Step 2: Convert to fraction form
   3,913,866/7,937,826 = 7,937,826/x
3. Step 3: Cross multiply
   3,913,866x = 7,937,826 × 7,937,826
4. Step 4: Simplify right side
   3,913,866x = 63,009,081,606,276
5. Step 5: Solve for x
   x = 63,009,081,606,276/3,913,866
6. Step 6: Final answer
   x = 16,098,936.86