Finding the Fourth Proportional to 142,092.63, 213,174.27 and 42,252.69

Step by Step Solution

1. Step 1: Write the proportion equation
   142,092.63 : 213,174.27 = 42,252.69 : x
2. Step 2: Convert to fraction form
   142,092.63/213,174.27 = 42,252.69/x
3. Step 3: Cross multiply
   142,092.63x = 213,174.27 × 42,252.69
4. Step 4: Simplify right side
   142,092.63x = 9,007,186,346.29
5. Step 5: Solve for x
   x = 9,007,186,346.29/142,092.63
6. Step 6: Final answer
   x = 63,389.54