Finding the Fourth Proportional to 109,787.94, 164,554.74 and 50,499.18

Step by Step Solution

1. Step 1: Write the proportion equation
   109,787.94 : 164,554.74 = 50,499.18 : x
2. Step 2: Convert to fraction form
   109,787.94/164,554.74 = 50,499.18/x
3. Step 3: Cross multiply
   109,787.94x = 164,554.74 × 50,499.18
4. Step 4: Simplify right side
   109,787.94x = 8,309,879,435.11
5. Step 5: Solve for x
   x = 8,309,879,435.11/109,787.94
6. Step 6: Final answer
   x = 75,690.28