Finding the Fourth Proportional to 443,419.14, 665,123.82 and 127,865.82

Step by Step Solution

1. Step 1: Write the proportion equation
   443,419.14 : 665,123.82 = 127,865.82 : x
2. Step 2: Convert to fraction form
   443,419.14/665,123.82 = 127,865.82/x
3. Step 3: Cross multiply
   443,419.14x = 665,123.82 × 127,865.82
4. Step 4: Simplify right side
   443,419.14x = 85,046,602,645.83
5. Step 5: Solve for x
   x = 85,046,602,645.83/443,419.14
6. Step 6: Final answer
   x = 191,797.32