Finding the Third Proportional to 3,874,872 and 5,319,144

Step by Step Solution

1. Step 1: Write the proportion equation
   3,874,872 : 5,319,144 = 5,319,144 : x
2. Step 2: Convert to fraction form
   3,874,872/5,319,144 = 5,319,144/x
3. Step 3: Cross multiply
   3,874,872x = 5,319,144 × 5,319,144
4. Step 4: Simplify right side
   3,874,872x = 28,293,292,892,736
5. Step 5: Solve for x
   x = 28,293,292,892,736/3,874,872
6. Step 6: Final answer
   x = 7,301,736.13