Finding the Fourth Proportional to 494,456.48, 745,390.72 and 461,499.52

Step by Step Solution

1. Step 1: Write the proportion equation
   494,456.48 : 745,390.72 = 461,499.52 : x
2. Step 2: Convert to fraction form
   494,456.48/745,390.72 = 461,499.52/x
3. Step 3: Cross multiply
   494,456.48x = 745,390.72 × 461,499.52
4. Step 4: Simplify right side
   494,456.48x = 343,997,459,492.45
5. Step 5: Solve for x
   x = 343,997,459,492.45/494,456.48
6. Step 6: Final answer
   x = 695,708.26