Finding the Fourth Proportional to 112,854.51, 155,631.78 and 67,525.29

Step by Step Solution

1. Step 1: Write the proportion equation
   112,854.51 : 155,631.78 = 67,525.29 : x
2. Step 2: Convert to fraction form
   112,854.51/155,631.78 = 67,525.29/x
3. Step 3: Cross multiply
   112,854.51x = 155,631.78 × 67,525.29
4. Step 4: Simplify right side
   112,854.51x = 10,509,081,077.72
5. Step 5: Solve for x
   x = 10,509,081,077.72/112,854.51
6. Step 6: Final answer
   x = 93,120.61