Finding the Fourth Proportional to 112,385.25, 155,094.69 and 67,089.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,385.25 : 155,094.69 = 67,089.52 : x
2. Step 2: Convert to fraction form
   112,385.25/155,094.69 = 67,089.52/x
3. Step 3: Cross multiply
   112,385.25x = 155,094.69 × 67,089.52
4. Step 4: Simplify right side
   112,385.25x = 10,405,228,306.65
5. Step 5: Solve for x
   x = 10,405,228,306.65/112,385.25
6. Step 6: Final answer
   x = 92,585.36