Finding the Third Proportional to 4,881,292 and 10,166,604

Step by Step Solution

1. Step 1: Write the proportion equation
   4,881,292 : 10,166,604 = 10,166,604 : x
2. Step 2: Convert to fraction form
   4,881,292/10,166,604 = 10,166,604/x
3. Step 3: Cross multiply
   4,881,292x = 10,166,604 × 10,166,604
4. Step 4: Simplify right side
   4,881,292x = 103,359,836,892,816
5. Step 5: Solve for x
   x = 103,359,836,892,816/4,881,292
6. Step 6: Final answer
   x = 21,174,688.36