Finding the Fourth Proportional to 113,707.34, 156,797.41 and 79,292.09

Step by Step Solution

1. Step 1: Write the proportion equation
   113,707.34 : 156,797.41 = 79,292.09 : x
2. Step 2: Convert to fraction form
   113,707.34/156,797.41 = 79,292.09/x
3. Step 3: Cross multiply
   113,707.34x = 156,797.41 × 79,292.09
4. Step 4: Simplify right side
   113,707.34x = 12,432,794,345.49
5. Step 5: Solve for x
   x = 12,432,794,345.49/113,707.34
6. Step 6: Final answer
   x = 109,340.30