Finding the Fourth Proportional to 110,518.54, 152,449.10 and 67,478.38

Step by Step Solution

1. Step 1: Write the proportion equation
   110,518.54 : 152,449.10 = 67,478.38 : x
2. Step 2: Convert to fraction form
   110,518.54/152,449.10 = 67,478.38/x
3. Step 3: Cross multiply
   110,518.54x = 152,449.10 × 67,478.38
4. Step 4: Simplify right side
   110,518.54x = 10,287,017,200.82
5. Step 5: Solve for x
   x = 10,287,017,200.82/110,518.54
6. Step 6: Final answer
   x = 93,079.57