Finding the Fourth Proportional to 112,385.06, 155,094.43 and 67,089.33

Step by Step Solution

1. Step 1: Write the proportion equation
   112,385.06 : 155,094.43 = 67,089.33 : x
2. Step 2: Convert to fraction form
   112,385.06/155,094.43 = 67,089.33/x
3. Step 3: Cross multiply
   112,385.06x = 155,094.43 × 67,089.33
4. Step 4: Simplify right side
   112,385.06x = 10,405,181,395.43
5. Step 5: Solve for x
   x = 10,405,181,395.43/112,385.06
6. Step 6: Final answer
   x = 92,585.09