Finding the Fourth Proportional to 112,633.92, 155,436.48 and 62,334.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,633.92 : 155,436.48 = 62,334.72 : x
2. Step 2: Convert to fraction form
   112,633.92/155,436.48 = 62,334.72/x
3. Step 3: Cross multiply
   112,633.92x = 155,436.48 × 62,334.72
4. Step 4: Simplify right side
   112,633.92x = 9,689,089,458.59
5. Step 5: Solve for x
   x = 9,689,089,458.59/112,633.92
6. Step 6: Final answer
   x = 86,022.84