Finding the Fourth Proportional to 142,025.58, 213,025.41 and 130,888.62

Step by Step Solution

1. Step 1: Write the proportion equation
   142,025.58 : 213,025.41 = 130,888.62 : x
2. Step 2: Convert to fraction form
   142,025.58/213,025.41 = 130,888.62/x
3. Step 3: Cross multiply
   142,025.58x = 213,025.41 × 130,888.62
4. Step 4: Simplify right side
   142,025.58x = 27,882,601,939.83
5. Step 5: Solve for x
   x = 27,882,601,939.83/142,025.58
6. Step 6: Final answer
   x = 196,320.99