Finding the Fourth Proportional to 142,084.28, 213,126.36 and 42,244.04

Step by Step Solution

1. Step 1: Write the proportion equation
   142,084.28 : 213,126.36 = 42,244.04 : x
2. Step 2: Convert to fraction form
   142,084.28/213,126.36 = 42,244.04/x
3. Step 3: Cross multiply
   142,084.28x = 213,126.36 × 42,244.04
4. Step 4: Simplify right side
   142,084.28x = 9,003,318,476.89
5. Step 5: Solve for x
   x = 9,003,318,476.89/142,084.28
6. Step 6: Final answer
   x = 63,366.04