Finding the Fourth Proportional to 113,111.87, 169,630.12 and 45,626.47

Step by Step Solution

1. Step 1: Write the proportion equation
   113,111.87 : 169,630.12 = 45,626.47 : x
2. Step 2: Convert to fraction form
   113,111.87/169,630.12 = 45,626.47/x
3. Step 3: Cross multiply
   113,111.87x = 169,630.12 × 45,626.47
4. Step 4: Simplify right side
   113,111.87x = 7,739,623,581.28
5. Step 5: Solve for x
   x = 7,739,623,581.28/113,111.87
6. Step 6: Final answer
   x = 68,424.50