Finding the Third Proportional to 6,078,860 and 13,166,472

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078,860 : 13,166,472 = 13,166,472 : x
2. Step 2: Convert to fraction form
   6,078,860/13,166,472 = 13,166,472/x
3. Step 3: Cross multiply
   6,078,860x = 13,166,472 × 13,166,472
4. Step 4: Simplify right side
   6,078,860x = 173,355,984,926,784
5. Step 5: Solve for x
   x = 173,355,984,926,784/6,078,860
6. Step 6: Final answer
   x = 28,517,844.62