Finding the Third Proportional to 10,201,215 and 21,553,753.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,201,215 : 21,553,753.50 = 21,553,753.50 : x
2. Step 2: Convert to fraction form
   10,201,215/21,553,753.50 = 21,553,753.50/x
3. Step 3: Cross multiply
   10,201,215x = 21,553,753.50 × 21,553,753.50
4. Step 4: Simplify right side
   10,201,215x = 464,564,289,938,762.25
5. Step 5: Solve for x
   x = 464,564,289,938,762.25/10,201,215
6. Step 6: Final answer
   x = 45,540,093.99