Finding the Third Proportional to 1,977,374 and 4,317,196

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,374 : 4,317,196 = 4,317,196 : x
2. Step 2: Convert to fraction form
   1,977,374/4,317,196 = 4,317,196/x
3. Step 3: Cross multiply
   1,977,374x = 4,317,196 × 4,317,196
4. Step 4: Simplify right side
   1,977,374x = 18,638,181,302,416
5. Step 5: Solve for x
   x = 18,638,181,302,416/1,977,374
6. Step 6: Final answer
   x = 9,425,723.87