Finding the Fourth Proportional to 1,659,109.56, 2,489,058 and 537,178.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659,109.56 : 2,489,058 = 537,178.56 : x
2. Step 2: Convert to fraction form
   1,659,109.56/2,489,058 = 537,178.56/x
3. Step 3: Cross multiply
   1,659,109.56x = 2,489,058 × 537,178.56
4. Step 4: Simplify right side
   1,659,109.56x = 1,337,068,592,196.48
5. Step 5: Solve for x
   x = 1,337,068,592,196.48/1,659,109.56
6. Step 6: Final answer
   x = 805,895.30