Finding the Fourth Proportional to 1,811,398.79, 2,499,787.49 and 995,665.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,811,398.79 : 2,499,787.49 = 995,665.56 : x
2. Step 2: Convert to fraction form
   1,811,398.79/2,499,787.49 = 995,665.56/x
3. Step 3: Cross multiply
   1,811,398.79x = 2,499,787.49 × 995,665.56
4. Step 4: Simplify right side
   1,811,398.79x = 2,488,952,311,111.84
5. Step 5: Solve for x
   x = 2,488,952,311,111.84/1,811,398.79
6. Step 6: Final answer
   x = 1,374,049.89