Finding the Fourth Proportional to 101,145.65, 151,725.78 and 38,816.15

Step by Step Solution

1. Step 1: Write the proportion equation
   101,145.65 : 151,725.78 = 38,816.15 : x
2. Step 2: Convert to fraction form
   101,145.65/151,725.78 = 38,816.15/x
3. Step 3: Cross multiply
   101,145.65x = 151,725.78 × 38,816.15
4. Step 4: Simplify right side
   101,145.65x = 5,889,409,876.72
5. Step 5: Solve for x
   x = 5,889,409,876.72/101,145.65
6. Step 6: Final answer
   x = 58,227.02