Finding the Fourth Proportional to 723,172.56, 1,083,690.72 and 682,734.12

Step by Step Solution

1. Step 1: Write the proportion equation
   723,172.56 : 1,083,690.72 = 682,734.12 : x
2. Step 2: Convert to fraction form
   723,172.56/1,083,690.72 = 682,734.12/x
3. Step 3: Cross multiply
   723,172.56x = 1,083,690.72 × 682,734.12
4. Step 4: Simplify right side
   723,172.56x = 739,872,630,071.37
5. Step 5: Solve for x
   x = 739,872,630,071.37/723,172.56
6. Step 6: Final answer
   x = 1,023,092.79