Finding the Fourth Proportional to 192,554.31, 265,704.50 and 106,499.63

Step by Step Solution

1. Step 1: Write the proportion equation
   192,554.31 : 265,704.50 = 106,499.63 : x
2. Step 2: Convert to fraction form
   192,554.31/265,704.50 = 106,499.63/x
3. Step 3: Cross multiply
   192,554.31x = 265,704.50 × 106,499.63
4. Step 4: Simplify right side
   192,554.31x = 28,297,429,078.31
5. Step 5: Solve for x
   x = 28,297,429,078.31/192,554.31
6. Step 6: Final answer
   x = 146,958.17