Finding the Fourth Proportional to 112,651.37, 169,039.33 and 46,138.17

Step by Step Solution

1. Step 1: Write the proportion equation
   112,651.37 : 169,039.33 = 46,138.17 : x
2. Step 2: Convert to fraction form
   112,651.37/169,039.33 = 46,138.17/x
3. Step 3: Cross multiply
   112,651.37x = 169,039.33 × 46,138.17
4. Step 4: Simplify right side
   112,651.37x = 7,799,165,862.78
5. Step 5: Solve for x
   x = 7,799,165,862.78/112,651.37
6. Step 6: Final answer
   x = 69,232.77