Finding the Fourth Proportional to 1,219,142.22, 1,682,433.63 and 702,885.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,142.22 : 1,682,433.63 = 702,885.89 : x
2. Step 2: Convert to fraction form
   1,219,142.22/1,682,433.63 = 702,885.89/x
3. Step 3: Cross multiply
   1,219,142.22x = 1,682,433.63 × 702,885.89
4. Step 4: Simplify right side
   1,219,142.22x = 1,182,558,850,976.31
5. Step 5: Solve for x
   x = 1,182,558,850,976.31/1,219,142.22
6. Step 6: Final answer
   x = 969,992.53