Finding the Fourth Proportional to 109,081.47, 150,580.98 and 84,827.64

Step by Step Solution

1. Step 1: Write the proportion equation
   109,081.47 : 150,580.98 = 84,827.64 : x
2. Step 2: Convert to fraction form
   109,081.47/150,580.98 = 84,827.64/x
3. Step 3: Cross multiply
   109,081.47x = 150,580.98 × 84,827.64
4. Step 4: Simplify right side
   109,081.47x = 12,773,429,162.29
5. Step 5: Solve for x
   x = 12,773,429,162.29/109,081.47
6. Step 6: Final answer
   x = 117,099.90