Finding the Third Proportional to 1,977,752 and 4,235,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,752 : 4,235,440 = 4,235,440 : x
2. Step 2: Convert to fraction form
   1,977,752/4,235,440 = 4,235,440/x
3. Step 3: Cross multiply
   1,977,752x = 4,235,440 × 4,235,440
4. Step 4: Simplify right side
   1,977,752x = 17,938,951,993,600
5. Step 5: Solve for x
   x = 17,938,951,993,600/1,977,752
6. Step 6: Final answer
   x = 9,070,374.85