Finding the Fourth Proportional to 101,362.67, 152,020.42 and 38,189.12

Step by Step Solution

1. Step 1: Write the proportion equation
   101,362.67 : 152,020.42 = 38,189.12 : x
2. Step 2: Convert to fraction form
   101,362.67/152,020.42 = 38,189.12/x
3. Step 3: Cross multiply
   101,362.67x = 152,020.42 × 38,189.12
4. Step 4: Simplify right side
   101,362.67x = 5,805,526,168.78
5. Step 5: Solve for x
   x = 5,805,526,168.78/101,362.67
6. Step 6: Final answer
   x = 57,274.80