Finding the Fourth Proportional to 101,144.63, 150,947.84 and 89,934.83

Step by Step Solution

1. Step 1: Write the proportion equation
   101,144.63 : 150,947.84 = 89,934.83 : x
2. Step 2: Convert to fraction form
   101,144.63/150,947.84 = 89,934.83/x
3. Step 3: Cross multiply
   101,144.63x = 150,947.84 × 89,934.83
4. Step 4: Simplify right side
   101,144.63x = 13,575,468,329.27
5. Step 5: Solve for x
   x = 13,575,468,329.27/101,144.63
6. Step 6: Final answer
   x = 134,218.38