Finding the Third Proportional to 5,665,444 and 8,670,534

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665,444 : 8,670,534 = 8,670,534 : x
2. Step 2: Convert to fraction form
   5,665,444/8,670,534 = 8,670,534/x
3. Step 3: Cross multiply
   5,665,444x = 8,670,534 × 8,670,534
4. Step 4: Simplify right side
   5,665,444x = 75,178,159,845,156
5. Step 5: Solve for x
   x = 75,178,159,845,156/5,665,444
6. Step 6: Final answer
   x = 13,269,597.20