Finding the Fourth Proportional to 2,503,343.72, 3,753,356.42 and 905,698.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,343.72 : 3,753,356.42 = 905,698.92 : x
2. Step 2: Convert to fraction form
   2,503,343.72/3,753,356.42 = 905,698.92/x
3. Step 3: Cross multiply
   2,503,343.72x = 3,753,356.42 × 905,698.92
4. Step 4: Simplify right side
   2,503,343.72x = 3,399,410,855,969.07
5. Step 5: Solve for x
   x = 3,399,410,855,969.07/2,503,343.72
6. Step 6: Final answer
   x = 1,357,948.10