Finding the Fourth Proportional to 121,198.33, 181,798.71 and 42,314.59

Step by Step Solution

1. Step 1: Write the proportion equation
   121,198.33 : 181,798.71 = 42,314.59 : x
2. Step 2: Convert to fraction form
   121,198.33/181,798.71 = 42,314.59/x
3. Step 3: Cross multiply
   121,198.33x = 181,798.71 × 42,314.59
4. Step 4: Simplify right side
   121,198.33x = 7,692,737,876.18
5. Step 5: Solve for x
   x = 7,692,737,876.18/121,198.33
6. Step 6: Final answer
   x = 63,472.31