Finding the Fourth Proportional to 844,499.34, 1,165,408.38 and 457,314.57

Step by Step Solution

1. Step 1: Write the proportion equation
   844,499.34 : 1,165,408.38 = 457,314.57 : x
2. Step 2: Convert to fraction form
   844,499.34/1,165,408.38 = 457,314.57/x
3. Step 3: Cross multiply
   844,499.34x = 1,165,408.38 × 457,314.57
4. Step 4: Simplify right side
   844,499.34x = 532,958,232,174.10
5. Step 5: Solve for x
   x = 532,958,232,174.10/844,499.34
6. Step 6: Final answer
   x = 631,093.72