Finding the Third Proportional to 1,947,087,420 and 4,591,732,108

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947,087,420 : 4,591,732,108 = 4,591,732,108 : x
2. Step 2: Convert to fraction form
   1,947,087,420/4,591,732,108 = 4,591,732,108/x
3. Step 3: Cross multiply
   1,947,087,420x = 4,591,732,108 × 4,591,732,108
4. Step 4: Simplify right side
   1,947,087,420x = 21,084,003,751,638,122,496
5. Step 5: Solve for x
   x = 21,084,003,751,638,122,496/1,947,087,420
6. Step 6: Final answer
   x = 10,828,483,372.17