Finding the Fourth Proportional to 112,329.57, 168,494.04 and 45,754.05

Step by Step Solution

1. Step 1: Write the proportion equation
   112,329.57 : 168,494.04 = 45,754.05 : x
2. Step 2: Convert to fraction form
   112,329.57/168,494.04 = 45,754.05/x
3. Step 3: Cross multiply
   112,329.57x = 168,494.04 × 45,754.05
4. Step 4: Simplify right side
   112,329.57x = 7,709,284,730.86
5. Step 5: Solve for x
   x = 7,709,284,730.86/112,329.57
6. Step 6: Final answer
   x = 68,630.95