Finding the Third Proportional to 1,977,342 and 4,317,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,342 : 4,317,132 = 4,317,132 : x
2. Step 2: Convert to fraction form
   1,977,342/4,317,132 = 4,317,132/x
3. Step 3: Cross multiply
   1,977,342x = 4,317,132 × 4,317,132
4. Step 4: Simplify right side
   1,977,342x = 18,637,628,705,424
5. Step 5: Solve for x
   x = 18,637,628,705,424/1,977,342
6. Step 6: Final answer
   x = 9,425,596.94