Finding the Third Proportional to 4,245,584 and 8,970,364

Step by Step Solution

1. Step 1: Write the proportion equation
   4,245,584 : 8,970,364 = 8,970,364 : x
2. Step 2: Convert to fraction form
   4,245,584/8,970,364 = 8,970,364/x
3. Step 3: Cross multiply
   4,245,584x = 8,970,364 × 8,970,364
4. Step 4: Simplify right side
   4,245,584x = 80,467,430,292,496
5. Step 5: Solve for x
   x = 80,467,430,292,496/4,245,584
6. Step 6: Final answer
   x = 18,953,206.51