Finding the Fourth Proportional to 127,680.65, 191,262.12 and 59,196

Step by Step Solution

1. Step 1: Write the proportion equation
   127,680.65 : 191,262.12 = 59,196 : x
2. Step 2: Convert to fraction form
   127,680.65/191,262.12 = 59,196/x
3. Step 3: Cross multiply
   127,680.65x = 191,262.12 × 59,196
4. Step 4: Simplify right side
   127,680.65x = 11,321,952,455.52
5. Step 5: Solve for x
   x = 11,321,952,455.52/127,680.65
6. Step 6: Final answer
   x = 88,673.99