Finding the Fourth Proportional to 142,598.30, 214,107.72 and 79,541.62

Step by Step Solution

1. Step 1: Write the proportion equation
   142,598.30 : 214,107.72 = 79,541.62 : x
2. Step 2: Convert to fraction form
   142,598.30/214,107.72 = 79,541.62/x
3. Step 3: Cross multiply
   142,598.30x = 214,107.72 × 79,541.62
4. Step 4: Simplify right side
   142,598.30x = 17,030,474,903.31
5. Step 5: Solve for x
   x = 17,030,474,903.31/142,598.30
6. Step 6: Final answer
   x = 119,429.72