Finding the Fourth Proportional to 307,982.28, 425,003.52 and 193,322.52

Step by Step Solution

1. Step 1: Write the proportion equation
   307,982.28 : 425,003.52 = 193,322.52 : x
2. Step 2: Convert to fraction form
   307,982.28/425,003.52 = 193,322.52/x
3. Step 3: Cross multiply
   307,982.28x = 425,003.52 × 193,322.52
4. Step 4: Simplify right side
   307,982.28x = 82,162,751,495.27
5. Step 5: Solve for x
   x = 82,162,751,495.27/307,982.28
6. Step 6: Final answer
   x = 266,777.53