Finding the Third Proportional to 3,553,798 and 5,197,413

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,798 : 5,197,413 = 5,197,413 : x
2. Step 2: Convert to fraction form
   3,553,798/5,197,413 = 5,197,413/x
3. Step 3: Cross multiply
   3,553,798x = 5,197,413 × 5,197,413
4. Step 4: Simplify right side
   3,553,798x = 27,013,101,892,569
5. Step 5: Solve for x
   x = 27,013,101,892,569/3,553,798
6. Step 6: Final answer
   x = 7,601,192.27