Finding the Third Proportional to 2,112,534 and 4,561,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,534 : 4,561,820 = 4,561,820 : x
2. Step 2: Convert to fraction form
   2,112,534/4,561,820 = 4,561,820/x
3. Step 3: Cross multiply
   2,112,534x = 4,561,820 × 4,561,820
4. Step 4: Simplify right side
   2,112,534x = 20,810,201,712,400
5. Step 5: Solve for x
   x = 20,810,201,712,400/2,112,534
6. Step 6: Final answer
   x = 9,850,824.51