Finding the Fourth Proportional to 112,802.72, 155,667.78 and 67,482.58

Step by Step Solution

1. Step 1: Write the proportion equation
   112,802.72 : 155,667.78 = 67,482.58 : x
2. Step 2: Convert to fraction form
   112,802.72/155,667.78 = 67,482.58/x
3. Step 3: Cross multiply
   112,802.72x = 155,667.78 × 67,482.58
4. Step 4: Simplify right side
   112,802.72x = 10,504,863,417.27
5. Step 5: Solve for x
   x = 10,504,863,417.27/112,802.72
6. Step 6: Final answer
   x = 93,125.98