Finding the Fourth Proportional to 101,321.45, 151,240.25 and 89,350.93

Step by Step Solution

1. Step 1: Write the proportion equation
   101,321.45 : 151,240.25 = 89,350.93 : x
2. Step 2: Convert to fraction form
   101,321.45/151,240.25 = 89,350.93/x
3. Step 3: Cross multiply
   101,321.45x = 151,240.25 × 89,350.93
4. Step 4: Simplify right side
   101,321.45x = 13,513,456,900.76
5. Step 5: Solve for x
   x = 13,513,456,900.76/101,321.45
6. Step 6: Final answer
   x = 133,372.12