Finding the Third Proportional to 10,156,610 and 21,969,828

Step by Step Solution

1. Step 1: Write the proportion equation
   10,156,610 : 21,969,828 = 21,969,828 : x
2. Step 2: Convert to fraction form
   10,156,610/21,969,828 = 21,969,828/x
3. Step 3: Cross multiply
   10,156,610x = 21,969,828 × 21,969,828
4. Step 4: Simplify right side
   10,156,610x = 482,673,342,349,584
5. Step 5: Solve for x
   x = 482,673,342,349,584/10,156,610
6. Step 6: Final answer
   x = 47,523,075.35