Finding the Fourth Proportional to 127,632.58, 191,513.45 and 52,806.42

Step by Step Solution

1. Step 1: Write the proportion equation
   127,632.58 : 191,513.45 = 52,806.42 : x
2. Step 2: Convert to fraction form
   127,632.58/191,513.45 = 52,806.42/x
3. Step 3: Cross multiply
   127,632.58x = 191,513.45 × 52,806.42
4. Step 4: Simplify right side
   127,632.58x = 10,113,139,676.35
5. Step 5: Solve for x
   x = 10,113,139,676.35/127,632.58
6. Step 6: Final answer
   x = 79,236.35