Finding the Fourth Proportional to 127,559.41, 191,355.82 and 42,141.87

Step by Step Solution

1. Step 1: Write the proportion equation
   127,559.41 : 191,355.82 = 42,141.87 : x
2. Step 2: Convert to fraction form
   127,559.41/191,355.82 = 42,141.87/x
3. Step 3: Cross multiply
   127,559.41x = 191,355.82 × 42,141.87
4. Step 4: Simplify right side
   127,559.41x = 8,064,091,984.83
5. Step 5: Solve for x
   x = 8,064,091,984.83/127,559.41
6. Step 6: Final answer
   x = 63,218.32