Finding the Fourth Proportional to 142,047.48, 196,096.50 and 88,349.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,047.48 : 196,096.50 = 88,349.82 : x
2. Step 2: Convert to fraction form
   142,047.48/196,096.50 = 88,349.82/x
3. Step 3: Cross multiply
   142,047.48x = 196,096.50 × 88,349.82
4. Step 4: Simplify right side
   142,047.48x = 17,325,090,477.63
5. Step 5: Solve for x
   x = 17,325,090,477.63/142,047.48
6. Step 6: Final answer
   x = 121,966.90