Finding the Fourth Proportional to 1,707,156.27, 2,560,906.71 and 554,354.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707,156.27 : 2,560,906.71 = 554,354.55 : x
2. Step 2: Convert to fraction form
   1,707,156.27/2,560,906.71 = 554,354.55/x
3. Step 3: Cross multiply
   1,707,156.27x = 2,560,906.71 × 554,354.55
4. Step 4: Simplify right side
   1,707,156.27x = 1,419,650,286,814.03
5. Step 5: Solve for x
   x = 1,419,650,286,814.03/1,707,156.27
6. Step 6: Final answer
   x = 831,587.78