Finding the Fourth Proportional to 132,196.42, 198,265.47 and 38,709.46

Step by Step Solution

1. Step 1: Write the proportion equation
   132,196.42 : 198,265.47 = 38,709.46 : x
2. Step 2: Convert to fraction form
   132,196.42/198,265.47 = 38,709.46/x
3. Step 3: Cross multiply
   132,196.42x = 198,265.47 × 38,709.46
4. Step 4: Simplify right side
   132,196.42x = 7,674,749,280.35
5. Step 5: Solve for x
   x = 7,674,749,280.35/132,196.42
6. Step 6: Final answer
   x = 58,055.65