Finding the Fourth Proportional to 134,053.34, 185,080.29 and 83,120.18

Step by Step Solution

1. Step 1: Write the proportion equation
   134,053.34 : 185,080.29 = 83,120.18 : x
2. Step 2: Convert to fraction form
   134,053.34/185,080.29 = 83,120.18/x
3. Step 3: Cross multiply
   134,053.34x = 185,080.29 × 83,120.18
4. Step 4: Simplify right side
   134,053.34x = 15,383,907,019.25
5. Step 5: Solve for x
   x = 15,383,907,019.25/134,053.34
6. Step 6: Final answer
   x = 114,759.60