Finding the Fourth Proportional to 121,870.58, 182,738.31 and 49,874.06

Step by Step Solution

1. Step 1: Write the proportion equation
   121,870.58 : 182,738.31 = 49,874.06 : x
2. Step 2: Convert to fraction form
   121,870.58/182,738.31 = 49,874.06/x
3. Step 3: Cross multiply
   121,870.58x = 182,738.31 × 49,874.06
4. Step 4: Simplify right side
   121,870.58x = 9,113,900,523.55
5. Step 5: Solve for x
   x = 9,113,900,523.55/121,870.58
6. Step 6: Final answer
   x = 74,783.44