Finding the Third Proportional to 5,990,136 and 8,565,964

Step by Step Solution

1. Step 1: Write the proportion equation
   5,990,136 : 8,565,964 = 8,565,964 : x
2. Step 2: Convert to fraction form
   5,990,136/8,565,964 = 8,565,964/x
3. Step 3: Cross multiply
   5,990,136x = 8,565,964 × 8,565,964
4. Step 4: Simplify right side
   5,990,136x = 73,375,739,249,296
5. Step 5: Solve for x
   x = 73,375,739,249,296/5,990,136
6. Step 6: Final answer
   x = 12,249,427.93