Finding the Third Proportional to 1,970,240 and 4,254,832

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,240 : 4,254,832 = 4,254,832 : x
2. Step 2: Convert to fraction form
   1,970,240/4,254,832 = 4,254,832/x
3. Step 3: Cross multiply
   1,970,240x = 4,254,832 × 4,254,832
4. Step 4: Simplify right side
   1,970,240x = 18,103,595,348,224
5. Step 5: Solve for x
   x = 18,103,595,348,224/1,970,240
6. Step 6: Final answer
   x = 9,188,522.89