Finding the Third Proportional to 10,158,426 and 21,694,536

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158,426 : 21,694,536 = 21,694,536 : x
2. Step 2: Convert to fraction form
   10,158,426/21,694,536 = 21,694,536/x
3. Step 3: Cross multiply
   10,158,426x = 21,694,536 × 21,694,536
4. Step 4: Simplify right side
   10,158,426x = 470,652,892,255,296
5. Step 5: Solve for x
   x = 470,652,892,255,296/10,158,426
6. Step 6: Final answer
   x = 46,331,281.27