Finding the Fourth Proportional to 1,219,633.83, 1,683,067.28 and 675,770.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,633.83 : 1,683,067.28 = 675,770.67 : x
2. Step 2: Convert to fraction form
   1,219,633.83/1,683,067.28 = 675,770.67/x
3. Step 3: Cross multiply
   1,219,633.83x = 1,683,067.28 × 675,770.67
4. Step 4: Simplify right side
   1,219,633.83x = 1,137,367,500,081.82
5. Step 5: Solve for x
   x = 1,137,367,500,081.82/1,219,633.83
6. Step 6: Final answer
   x = 932,548.34