Finding the Third Proportional to 4,144,684 and 8,919,224

Step by Step Solution

1. Step 1: Write the proportion equation
   4,144,684 : 8,919,224 = 8,919,224 : x
2. Step 2: Convert to fraction form
   4,144,684/8,919,224 = 8,919,224/x
3. Step 3: Cross multiply
   4,144,684x = 8,919,224 × 8,919,224
4. Step 4: Simplify right side
   4,144,684x = 79,552,556,762,176
5. Step 5: Solve for x
   x = 79,552,556,762,176/4,144,684
6. Step 6: Final answer
   x = 19,193,877.45