Finding the Fourth Proportional to 1,120,669.88, 1,546,493.82 and 611,372.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,120,669.88 : 1,546,493.82 = 611,372.12 : x
2. Step 2: Convert to fraction form
   1,120,669.88/1,546,493.82 = 611,372.12/x
3. Step 3: Cross multiply
   1,120,669.88x = 1,546,493.82 × 611,372.12
4. Step 4: Simplify right side
   1,120,669.88x = 945,483,205,300.30
5. Step 5: Solve for x
   x = 945,483,205,300.30/1,120,669.88
6. Step 6: Final answer
   x = 843,676.82