Finding the Fourth Proportional to 220,094.24, 303,729.82 and 123,298.78

Step by Step Solution

1. Step 1: Write the proportion equation
   220,094.24 : 303,729.82 = 123,298.78 : x
2. Step 2: Convert to fraction form
   220,094.24/303,729.82 = 123,298.78/x
3. Step 3: Cross multiply
   220,094.24x = 303,729.82 × 123,298.78
4. Step 4: Simplify right side
   220,094.24x = 37,449,516,255.62
5. Step 5: Solve for x
   x = 37,449,516,255.62/220,094.24
6. Step 6: Final answer
   x = 170,152.19