Finding the Fourth Proportional to 127,569.58, 191,377.59 and 42,185.32

Step by Step Solution

1. Step 1: Write the proportion equation
   127,569.58 : 191,377.59 = 42,185.32 : x
2. Step 2: Convert to fraction form
   127,569.58/191,377.59 = 42,185.32/x
3. Step 3: Cross multiply
   127,569.58x = 191,377.59 × 42,185.32
4. Step 4: Simplify right side
   127,569.58x = 8,073,324,874.98
5. Step 5: Solve for x
   x = 8,073,324,874.98/127,569.58
6. Step 6: Final answer
   x = 63,285.66