Finding the Fourth Proportional to 112,931.82, 155,840.96 and 67,635

Step by Step Solution

1. Step 1: Write the proportion equation
   112,931.82 : 155,840.96 = 67,635 : x
2. Step 2: Convert to fraction form
   112,931.82/155,840.96 = 67,635/x
3. Step 3: Cross multiply
   112,931.82x = 155,840.96 × 67,635
4. Step 4: Simplify right side
   112,931.82x = 10,540,303,498.69
5. Step 5: Solve for x
   x = 10,540,303,498.69/112,931.82
6. Step 6: Final answer
   x = 93,333.34