Finding the Fourth Proportional to 783,171.42, 1,080,755.56 and 460,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   783,171.42 : 1,080,755.56 = 460,900.50 : x
2. Step 2: Convert to fraction form
   783,171.42/1,080,755.56 = 460,900.50/x
3. Step 3: Cross multiply
   783,171.42x = 1,080,755.56 × 460,900.50
4. Step 4: Simplify right side
   783,171.42x = 498,120,777,981.78
5. Step 5: Solve for x
   x = 498,120,777,981.78/783,171.42
6. Step 6: Final answer
   x = 636,030.33