Finding the Fourth Proportional to 650,619.86, 897,883.46 and 360,231.42

Step by Step Solution

1. Step 1: Write the proportion equation
   650,619.86 : 897,883.46 = 360,231.42 : x
2. Step 2: Convert to fraction form
   650,619.86/897,883.46 = 360,231.42/x
3. Step 3: Cross multiply
   650,619.86x = 897,883.46 × 360,231.42
4. Step 4: Simplify right side
   650,619.86x = 323,445,834,690.89
5. Step 5: Solve for x
   x = 323,445,834,690.89/650,619.86
6. Step 6: Final answer
   x = 497,134.90