Finding the Third Proportional to 4,234,712 and 9,084,164

Step by Step Solution

1. Step 1: Write the proportion equation
   4,234,712 : 9,084,164 = 9,084,164 : x
2. Step 2: Convert to fraction form
   4,234,712/9,084,164 = 9,084,164/x
3. Step 3: Cross multiply
   4,234,712x = 9,084,164 × 9,084,164
4. Step 4: Simplify right side
   4,234,712x = 82,522,035,578,896
5. Step 5: Solve for x
   x = 82,522,035,578,896/4,234,712
6. Step 6: Final answer
   x = 19,487,047.90