Finding the Fourth Proportional to 101,141.63, 150,943.37 and 89,931.83

Step by Step Solution

1. Step 1: Write the proportion equation
   101,141.63 : 150,943.37 = 89,931.83 : x
2. Step 2: Convert to fraction form
   101,141.63/150,943.37 = 89,931.83/x
3. Step 3: Cross multiply
   101,141.63x = 150,943.37 × 89,931.83
4. Step 4: Simplify right side
   101,141.63x = 13,574,613,490.47
5. Step 5: Solve for x
   x = 13,574,613,490.47/101,141.63
6. Step 6: Final answer
   x = 134,213.92