Finding the Fourth Proportional to 2,503,360.30, 3,753,381.37 and 905,715.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503,360.30 : 3,753,381.37 = 905,715.49 : x
2. Step 2: Convert to fraction form
   2,503,360.30/3,753,381.37 = 905,715.49/x
3. Step 3: Cross multiply
   2,503,360.30x = 3,753,381.37 × 905,715.49
4. Step 4: Simplify right side
   2,503,360.30x = 3,399,495,646,686.42
5. Step 5: Solve for x
   x = 3,399,495,646,686.42/2,503,360.30
6. Step 6: Final answer
   x = 1,357,972.98