Finding the Fourth Proportional to 130,434.73, 195,620.59 and 54,492.23

Step by Step Solution

1. Step 1: Write the proportion equation
   130,434.73 : 195,620.59 = 54,492.23 : x
2. Step 2: Convert to fraction form
   130,434.73/195,620.59 = 54,492.23/x
3. Step 3: Cross multiply
   130,434.73x = 195,620.59 × 54,492.23
4. Step 4: Simplify right side
   130,434.73x = 10,659,800,932.45
5. Step 5: Solve for x
   x = 10,659,800,932.45/130,434.73
6. Step 6: Final answer
   x = 81,725.18