Finding the Fourth Proportional to 123,773.28, 185,663.52 and 30,279

Step by Step Solution

1. Step 1: Write the proportion equation
   123,773.28 : 185,663.52 = 30,279 : x
2. Step 2: Convert to fraction form
   123,773.28/185,663.52 = 30,279/x
3. Step 3: Cross multiply
   123,773.28x = 185,663.52 × 30,279
4. Step 4: Simplify right side
   123,773.28x = 5,621,705,722.08
5. Step 5: Solve for x
   x = 5,621,705,722.08/123,773.28
6. Step 6: Final answer
   x = 45,419.38