Finding the Fourth Proportional to 220,758.83, 304,650.37 and 123,983.63

Step by Step Solution

1. Step 1: Write the proportion equation
   220,758.83 : 304,650.37 = 123,983.63 : x
2. Step 2: Convert to fraction form
   220,758.83/304,650.37 = 123,983.63/x
3. Step 3: Cross multiply
   220,758.83x = 304,650.37 × 123,983.63
4. Step 4: Simplify right side
   220,758.83x = 37,771,658,876.31
5. Step 5: Solve for x
   x = 37,771,658,876.31/220,758.83
6. Step 6: Final answer
   x = 171,099.20