Finding the Fourth Proportional to 121,447.82, 182,173.59 and 54,841.52

Step by Step Solution

1. Step 1: Write the proportion equation
   121,447.82 : 182,173.59 = 54,841.52 : x
2. Step 2: Convert to fraction form
   121,447.82/182,173.59 = 54,841.52/x
3. Step 3: Cross multiply
   121,447.82x = 182,173.59 × 54,841.52
4. Step 4: Simplify right side
   121,447.82x = 9,990,677,034.89
5. Step 5: Solve for x
   x = 9,990,677,034.89/121,447.82
6. Step 6: Final answer
   x = 82,263.12