Finding the Third Proportional to 3,536,099 and 5,438,389

Step by Step Solution

1. Step 1: Write the proportion equation
   3,536,099 : 5,438,389 = 5,438,389 : x
2. Step 2: Convert to fraction form
   3,536,099/5,438,389 = 5,438,389/x
3. Step 3: Cross multiply
   3,536,099x = 5,438,389 × 5,438,389
4. Step 4: Simplify right side
   3,536,099x = 29,576,074,915,321
5. Step 5: Solve for x
   x = 29,576,074,915,321/3,536,099
6. Step 6: Final answer
   x = 8,364,040.41