Finding the Third Proportional to 10,084,520 and 21,711,928

Step by Step Solution

1. Step 1: Write the proportion equation
   10,084,520 : 21,711,928 = 21,711,928 : x
2. Step 2: Convert to fraction form
   10,084,520/21,711,928 = 21,711,928/x
3. Step 3: Cross multiply
   10,084,520x = 21,711,928 × 21,711,928
4. Step 4: Simplify right side
   10,084,520x = 471,407,817,477,184
5. Step 5: Solve for x
   x = 471,407,817,477,184/10,084,520
6. Step 6: Final answer
   x = 46,745,687.20