Finding the Fourth Proportional to 121,825.89, 182,579.25 and 58,520.06

Step by Step Solution

1. Step 1: Write the proportion equation
   121,825.89 : 182,579.25 = 58,520.06 : x
2. Step 2: Convert to fraction form
   121,825.89/182,579.25 = 58,520.06/x
3. Step 3: Cross multiply
   121,825.89x = 182,579.25 × 58,520.06
4. Step 4: Simplify right side
   121,825.89x = 10,684,548,390.44
5. Step 5: Solve for x
   x = 10,684,548,390.44/121,825.89
6. Step 6: Final answer
   x = 87,703.43