Finding the Fourth Proportional to 154,050.52, 212,585.79 and 86,068

Step by Step Solution

1. Step 1: Write the proportion equation
   154,050.52 : 212,585.79 = 86,068 : x
2. Step 2: Convert to fraction form
   154,050.52/212,585.79 = 86,068/x
3. Step 3: Cross multiply
   154,050.52x = 212,585.79 × 86,068
4. Step 4: Simplify right side
   154,050.52x = 18,296,833,773.72
5. Step 5: Solve for x
   x = 18,296,833,773.72/154,050.52
6. Step 6: Final answer
   x = 118,771.65