Finding the Fourth Proportional to 2,665,683.40, 3,997,358.70 and 1,067,715.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,683.40 : 3,997,358.70 = 1,067,715.40 : x
2. Step 2: Convert to fraction form
   2,665,683.40/3,997,358.70 = 1,067,715.40/x
3. Step 3: Cross multiply
   2,665,683.40x = 3,997,358.70 × 1,067,715.40
4. Step 4: Simplify right side
   2,665,683.40x = 4,268,041,443,313.98
5. Step 5: Solve for x
   x = 4,268,041,443,313.98/2,665,683.40
6. Step 6: Final answer
   x = 1,601,105.91