Finding the Fourth Proportional to 2,040,878.45, 3,061,760.56 and 620,897.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040,878.45 : 3,061,760.56 = 620,897.63 : x
2. Step 2: Convert to fraction form
   2,040,878.45/3,061,760.56 = 620,897.63/x
3. Step 3: Cross multiply
   2,040,878.45x = 3,061,760.56 × 620,897.63
4. Step 4: Simplify right side
   2,040,878.45x = 1,901,039,858,470.43
5. Step 5: Solve for x
   x = 1,901,039,858,470.43/2,040,878.45
6. Step 6: Final answer
   x = 931,481.17