Finding the Fourth Proportional to 2,240,387.69, 3,359,475.61 and 977,668.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,387.69 : 3,359,475.61 = 977,668.97 : x
2. Step 2: Convert to fraction form
   2,240,387.69/3,359,475.61 = 977,668.97/x
3. Step 3: Cross multiply
   2,240,387.69x = 3,359,475.61 × 977,668.97
4. Step 4: Simplify right side
   2,240,387.69x = 3,284,455,040,127.27
5. Step 5: Solve for x
   x = 3,284,455,040,127.27/2,240,387.69
6. Step 6: Final answer
   x = 1,466,020.84