Finding the Fourth Proportional to 127,108.50, 190,529.71 and 42,839.52

Step by Step Solution

1. Step 1: Write the proportion equation
   127,108.50 : 190,529.71 = 42,839.52 : x
2. Step 2: Convert to fraction form
   127,108.50/190,529.71 = 42,839.52/x
3. Step 3: Cross multiply
   127,108.50x = 190,529.71 × 42,839.52
4. Step 4: Simplify right side
   127,108.50x = 8,162,201,322.14
5. Step 5: Solve for x
   x = 8,162,201,322.14/127,108.50
6. Step 6: Final answer
   x = 64,214.44