Finding the Fourth Proportional to 151,479.65, 209,042.33 and 91,084.88

Step by Step Solution

1. Step 1: Write the proportion equation
   151,479.65 : 209,042.33 = 91,084.88 : x
2. Step 2: Convert to fraction form
   151,479.65/209,042.33 = 91,084.88/x
3. Step 3: Cross multiply
   151,479.65x = 209,042.33 × 91,084.88
4. Step 4: Simplify right side
   151,479.65x = 19,040,594,042.33
5. Step 5: Solve for x
   x = 19,040,594,042.33/151,479.65
6. Step 6: Final answer
   x = 125,697.38