Finding the Fourth Proportional to 109,558.49, 151,150.10 and 80,947.04

Step by Step Solution

1. Step 1: Write the proportion equation
   109,558.49 : 151,150.10 = 80,947.04 : x
2. Step 2: Convert to fraction form
   109,558.49/151,150.10 = 80,947.04/x
3. Step 3: Cross multiply
   109,558.49x = 151,150.10 × 80,947.04
4. Step 4: Simplify right side
   109,558.49x = 12,235,152,030.22
5. Step 5: Solve for x
   x = 12,235,152,030.22/109,558.49
6. Step 6: Final answer
   x = 111,676.90