Finding the Third Proportional to 4,323,272 and 9,407,608

Step by Step Solution

1. Step 1: Write the proportion equation
   4,323,272 : 9,407,608 = 9,407,608 : x
2. Step 2: Convert to fraction form
   4,323,272/9,407,608 = 9,407,608/x
3. Step 3: Cross multiply
   4,323,272x = 9,407,608 × 9,407,608
4. Step 4: Simplify right side
   4,323,272x = 88,503,088,281,664
5. Step 5: Solve for x
   x = 88,503,088,281,664/4,323,272
6. Step 6: Final answer
   x = 20,471,320.86