Finding the Third Proportional to 3,553,808 and 5,197,426

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,808 : 5,197,426 = 5,197,426 : x
2. Step 2: Convert to fraction form
   3,553,808/5,197,426 = 5,197,426/x
3. Step 3: Cross multiply
   3,553,808x = 5,197,426 × 5,197,426
4. Step 4: Simplify right side
   3,553,808x = 27,013,237,025,476
5. Step 5: Solve for x
   x = 27,013,237,025,476/3,553,808
6. Step 6: Final answer
   x = 7,601,208.91