Finding the Fourth Proportional to 462,277.57, 693,636.27 and 320,341.27

Step by Step Solution

1. Step 1: Write the proportion equation
   462,277.57 : 693,636.27 = 320,341.27 : x
2. Step 2: Convert to fraction form
   462,277.57/693,636.27 = 320,341.27/x
3. Step 3: Cross multiply
   462,277.57x = 693,636.27 × 320,341.27
4. Step 4: Simplify right side
   462,277.57x = 222,200,323,649.86
5. Step 5: Solve for x
   x = 222,200,323,649.86/462,277.57
6. Step 6: Final answer
   x = 480,664.30