Finding the Fourth Proportional to 142,563.38, 213,836.76 and 37,382.31

Step by Step Solution

1. Step 1: Write the proportion equation
   142,563.38 : 213,836.76 = 37,382.31 : x
2. Step 2: Convert to fraction form
   142,563.38/213,836.76 = 37,382.31/x
3. Step 3: Cross multiply
   142,563.38x = 213,836.76 × 37,382.31
4. Step 4: Simplify right side
   142,563.38x = 7,993,712,051.72
5. Step 5: Solve for x
   x = 7,993,712,051.72/142,563.38
6. Step 6: Final answer
   x = 56,071.29