Finding the Fourth Proportional to 112,730.72, 169,048.56 and 46,124.96

Step by Step Solution

1. Step 1: Write the proportion equation
   112,730.72 : 169,048.56 = 46,124.96 : x
2. Step 2: Convert to fraction form
   112,730.72/169,048.56 = 46,124.96/x
3. Step 3: Cross multiply
   112,730.72x = 169,048.56 × 46,124.96
4. Step 4: Simplify right side
   112,730.72x = 7,797,358,068.06
5. Step 5: Solve for x
   x = 7,797,358,068.06/112,730.72
6. Step 6: Final answer
   x = 69,168.00