Finding the Fourth Proportional to 127,156.38, 190,658.88 and 42,895.82

Step by Step Solution

1. Step 1: Write the proportion equation
   127,156.38 : 190,658.88 = 42,895.82 : x
2. Step 2: Convert to fraction form
   127,156.38/190,658.88 = 42,895.82/x
3. Step 3: Cross multiply
   127,156.38x = 190,658.88 × 42,895.82
4. Step 4: Simplify right side
   127,156.38x = 8,178,468,044.59
5. Step 5: Solve for x
   x = 8,178,468,044.59/127,156.38
6. Step 6: Final answer
   x = 64,318.19