Finding the Fourth Proportional to 631,852.50, 947,944.71 and 227,085.56

Step by Step Solution

1. Step 1: Write the proportion equation
   631,852.50 : 947,944.71 = 227,085.56 : x
2. Step 2: Convert to fraction form
   631,852.50/947,944.71 = 227,085.56/x
3. Step 3: Cross multiply
   631,852.50x = 947,944.71 × 227,085.56
4. Step 4: Simplify right side
   631,852.50x = 215,264,555,319.39
5. Step 5: Solve for x
   x = 215,264,555,319.39/631,852.50
6. Step 6: Final answer
   x = 340,687.99