Finding the Third Proportional to 1,860,840 and 2,951,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860,840 : 2,951,412 = 2,951,412 : x
2. Step 2: Convert to fraction form
   1,860,840/2,951,412 = 2,951,412/x
3. Step 3: Cross multiply
   1,860,840x = 2,951,412 × 2,951,412
4. Step 4: Simplify right side
   1,860,840x = 8,710,832,793,744
5. Step 5: Solve for x
   x = 8,710,832,793,744/1,860,840
6. Step 6: Final answer
   x = 4,681,129.38