Finding the Fourth Proportional to 142,537.98, 196,475.82 and 112,275.38

Step by Step Solution

1. Step 1: Write the proportion equation
   142,537.98 : 196,475.82 = 112,275.38 : x
2. Step 2: Convert to fraction form
   142,537.98/196,475.82 = 112,275.38/x
3. Step 3: Cross multiply
   142,537.98x = 196,475.82 × 112,275.38
4. Step 4: Simplify right side
   142,537.98x = 22,059,397,351.31
5. Step 5: Solve for x
   x = 22,059,397,351.31/142,537.98
6. Step 6: Final answer
   x = 154,761.54