Finding the Fourth Proportional to 101,768.54, 152,666.69 and 35,190.78

Step by Step Solution

1. Step 1: Write the proportion equation
   101,768.54 : 152,666.69 = 35,190.78 : x
2. Step 2: Convert to fraction form
   101,768.54/152,666.69 = 35,190.78/x
3. Step 3: Cross multiply
   101,768.54x = 152,666.69 × 35,190.78
4. Step 4: Simplify right side
   101,768.54x = 5,372,459,725.16
5. Step 5: Solve for x
   x = 5,372,459,725.16/101,768.54
6. Step 6: Final answer
   x = 52,790.97