Finding the Third Proportional to 4,788,201 and 7,164,805

Step by Step Solution

1. Step 1: Write the proportion equation
   4,788,201 : 7,164,805 = 7,164,805 : x
2. Step 2: Convert to fraction form
   4,788,201/7,164,805 = 7,164,805/x
3. Step 3: Cross multiply
   4,788,201x = 7,164,805 × 7,164,805
4. Step 4: Simplify right side
   4,788,201x = 51,334,430,688,025
5. Step 5: Solve for x
   x = 51,334,430,688,025/4,788,201
6. Step 6: Final answer
   x = 10,721,026.68