Finding the Fourth Proportional to 134,814.72, 201,795.56 and 84,721.48

Step by Step Solution

1. Step 1: Write the proportion equation
   134,814.72 : 201,795.56 = 84,721.48 : x
2. Step 2: Convert to fraction form
   134,814.72/201,795.56 = 84,721.48/x
3. Step 3: Cross multiply
   134,814.72x = 201,795.56 × 84,721.48
4. Step 4: Simplify right side
   134,814.72x = 17,096,418,500.63
5. Step 5: Solve for x
   x = 17,096,418,500.63/134,814.72
6. Step 6: Final answer
   x = 126,814.18