Finding the Fourth Proportional to 3,591,972, 5,388,845.76 and 1,067,616.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,972 : 5,388,845.76 = 1,067,616.72 : x
2. Step 2: Convert to fraction form
   3,591,972/5,388,845.76 = 1,067,616.72/x
3. Step 3: Cross multiply
   3,591,972x = 5,388,845.76 × 1,067,616.72
4. Step 4: Simplify right side
   3,591,972x = 5,753,221,834,877.11
5. Step 5: Solve for x
   x = 5,753,221,834,877.11/3,591,972
6. Step 6: Final answer
   x = 1,601,688.94