Finding the Third Proportional to 4,073,858 and 8,848,363

Step by Step Solution

1. Step 1: Write the proportion equation
   4,073,858 : 8,848,363 = 8,848,363 : x
2. Step 2: Convert to fraction form
   4,073,858/8,848,363 = 8,848,363/x
3. Step 3: Cross multiply
   4,073,858x = 8,848,363 × 8,848,363
4. Step 4: Simplify right side
   4,073,858x = 78,293,527,779,769
5. Step 5: Solve for x
   x = 78,293,527,779,769/4,073,858
6. Step 6: Final answer
   x = 19,218,521.55