Finding the Third Proportional to 3,945,632 and 5,918,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,945,632 : 5,918,456 = 5,918,456 : x
2. Step 2: Convert to fraction form
   3,945,632/5,918,456 = 5,918,456/x
3. Step 3: Cross multiply
   3,945,632x = 5,918,456 × 5,918,456
4. Step 4: Simplify right side
   3,945,632x = 35,028,121,423,936
5. Step 5: Solve for x
   x = 35,028,121,423,936/3,945,632
6. Step 6: Final answer
   x = 8,877,696.00