Finding the Third Proportional to 921,762 and 1,917,100

Step by Step Solution

1. Step 1: Write the proportion equation
   921,762 : 1,917,100 = 1,917,100 : x
2. Step 2: Convert to fraction form
   921,762/1,917,100 = 1,917,100/x
3. Step 3: Cross multiply
   921,762x = 1,917,100 × 1,917,100
4. Step 4: Simplify right side
   921,762x = 3,675,272,410,000
5. Step 5: Solve for x
   x = 3,675,272,410,000/921,762
6. Step 6: Final answer
   x = 3,987,224.91