Finding the Third Proportional to 8,892,140 and 13,777,510

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892,140 : 13,777,510 = 13,777,510 : x
2. Step 2: Convert to fraction form
   8,892,140/13,777,510 = 13,777,510/x
3. Step 3: Cross multiply
   8,892,140x = 13,777,510 × 13,777,510
4. Step 4: Simplify right side
   8,892,140x = 189,819,781,800,100
5. Step 5: Solve for x
   x = 189,819,781,800,100/8,892,140
6. Step 6: Final answer
   x = 21,346,917.82