Finding the Third Proportional to 3,553,830 and 5,064,921

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,830 : 5,064,921 = 5,064,921 : x
2. Step 2: Convert to fraction form
   3,553,830/5,064,921 = 5,064,921/x
3. Step 3: Cross multiply
   3,553,830x = 5,064,921 × 5,064,921
4. Step 4: Simplify right side
   3,553,830x = 25,653,424,736,241
5. Step 5: Solve for x
   x = 25,653,424,736,241/3,553,830
6. Step 6: Final answer
   x = 7,218,528.95