Finding the Third Proportional to 21,280,812 and 33,019,038

Step by Step Solution

1. Step 1: Write the proportion equation
   21,280,812 : 33,019,038 = 33,019,038 : x
2. Step 2: Convert to fraction form
   21,280,812/33,019,038 = 33,019,038/x
3. Step 3: Cross multiply
   21,280,812x = 33,019,038 × 33,019,038
4. Step 4: Simplify right side
   21,280,812x = 1,090,256,870,445,444
5. Step 5: Solve for x
   x = 1,090,256,870,445,444/21,280,812
6. Step 6: Final answer
   x = 51,231,920.59