Finding the Fourth Proportional to 377,096.82, 520,362.83 and 222,023.63

Step by Step Solution

1. Step 1: Write the proportion equation
   377,096.82 : 520,362.83 = 222,023.63 : x
2. Step 2: Convert to fraction form
   377,096.82/520,362.83 = 222,023.63/x
3. Step 3: Cross multiply
   377,096.82x = 520,362.83 × 222,023.63
4. Step 4: Simplify right side
   377,096.82x = 115,532,844,433.67
5. Step 5: Solve for x
   x = 115,532,844,433.67/377,096.82
6. Step 6: Final answer
   x = 306,374.49