Finding the Fourth Proportional to 181,441.50, 250,397.81 and 100,870.37

Step by Step Solution

1. Step 1: Write the proportion equation
   181,441.50 : 250,397.81 = 100,870.37 : x
2. Step 2: Convert to fraction form
   181,441.50/250,397.81 = 100,870.37/x
3. Step 3: Cross multiply
   181,441.50x = 250,397.81 × 100,870.37
4. Step 4: Simplify right side
   181,441.50x = 25,257,719,741.89
5. Step 5: Solve for x
   x = 25,257,719,741.89/181,441.50
6. Step 6: Final answer
   x = 139,205.86