Finding the Fourth Proportional to 112,581.52, 155,337.06 and 67,250.63

Step by Step Solution

1. Step 1: Write the proportion equation
   112,581.52 : 155,337.06 = 67,250.63 : x
2. Step 2: Convert to fraction form
   112,581.52/155,337.06 = 67,250.63/x
3. Step 3: Cross multiply
   112,581.52x = 155,337.06 × 67,250.63
4. Step 4: Simplify right side
   112,581.52x = 10,446,515,147.35
5. Step 5: Solve for x
   x = 10,446,515,147.35/112,581.52
6. Step 6: Final answer
   x = 92,790.67