Finding the Fourth Proportional to 468,443.83, 702,560.57 and 215,481.37

Step by Step Solution

1. Step 1: Write the proportion equation
   468,443.83 : 702,560.57 = 215,481.37 : x
2. Step 2: Convert to fraction form
   468,443.83/702,560.57 = 215,481.37/x
3. Step 3: Cross multiply
   468,443.83x = 702,560.57 × 215,481.37
4. Step 4: Simplify right side
   468,443.83x = 151,388,711,157.48
5. Step 5: Solve for x
   x = 151,388,711,157.48/468,443.83
6. Step 6: Final answer
   x = 323,173.67