Finding the Third Proportional to 5,346,178 and 7,724,304

Step by Step Solution

1. Step 1: Write the proportion equation
   5,346,178 : 7,724,304 = 7,724,304 : x
2. Step 2: Convert to fraction form
   5,346,178/7,724,304 = 7,724,304/x
3. Step 3: Cross multiply
   5,346,178x = 7,724,304 × 7,724,304
4. Step 4: Simplify right side
   5,346,178x = 59,664,872,284,416
5. Step 5: Solve for x
   x = 59,664,872,284,416/5,346,178
6. Step 6: Final answer
   x = 11,160,285.40