Finding the Fourth Proportional to 983,596.72, 1,475,103.48 and 422,500

Step by Step Solution

1. Step 1: Write the proportion equation
   983,596.72 : 1,475,103.48 = 422,500 : x
2. Step 2: Convert to fraction form
   983,596.72/1,475,103.48 = 422,500/x
3. Step 3: Cross multiply
   983,596.72x = 1,475,103.48 × 422,500
4. Step 4: Simplify right side
   983,596.72x = 623,231,220,300
5. Step 5: Solve for x
   x = 623,231,220,300/983,596.72
6. Step 6: Final answer
   x = 633,624.74