Finding the Fourth Proportional to 2,240,398.06, 3,359,491.17 and 977,679.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,398.06 : 3,359,491.17 = 977,679.34 : x
2. Step 2: Convert to fraction form
   2,240,398.06/3,359,491.17 = 977,679.34/x
3. Step 3: Cross multiply
   2,240,398.06x = 3,359,491.17 × 977,679.34
4. Step 4: Simplify right side
   2,240,398.06x = 3,284,505,109,821.43
5. Step 5: Solve for x
   x = 3,284,505,109,821.43/2,240,398.06
6. Step 6: Final answer
   x = 1,466,036.40