Finding the Third Proportional to 4,432,468 and 9,705,680

Step by Step Solution

1. Step 1: Write the proportion equation
   4,432,468 : 9,705,680 = 9,705,680 : x
2. Step 2: Convert to fraction form
   4,432,468/9,705,680 = 9,705,680/x
3. Step 3: Cross multiply
   4,432,468x = 9,705,680 × 9,705,680
4. Step 4: Simplify right side
   4,432,468x = 94,200,224,262,400
5. Step 5: Solve for x
   x = 94,200,224,262,400/4,432,468
6. Step 6: Final answer
   x = 21,252,319.08