Finding the Fourth Proportional to 89,371.65, 123,333.33 and 48,535.91

Step by Step Solution

1. Step 1: Write the proportion equation
   89,371.65 : 123,333.33 = 48,535.91 : x
2. Step 2: Convert to fraction form
   89,371.65/123,333.33 = 48,535.91/x
3. Step 3: Cross multiply
   89,371.65x = 123,333.33 × 48,535.91
4. Step 4: Simplify right side
   89,371.65x = 5,986,094,788.21
5. Step 5: Solve for x
   x = 5,986,094,788.21/89,371.65
6. Step 6: Final answer
   x = 66,979.79