Finding the Third Proportional to 3,564,940 and 7,698,078

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,940 : 7,698,078 = 7,698,078 : x
2. Step 2: Convert to fraction form
   3,564,940/7,698,078 = 7,698,078/x
3. Step 3: Cross multiply
   3,564,940x = 7,698,078 × 7,698,078
4. Step 4: Simplify right side
   3,564,940x = 59,260,404,894,084
5. Step 5: Solve for x
   x = 59,260,404,894,084/3,564,940
6. Step 6: Final answer
   x = 16,623,114.24