Finding the Fourth Proportional to 139,508.00, 192,613.75 and 107,185.04

Step by Step Solution

1. Step 1: Write the proportion equation
   139,508.00 : 192,613.75 = 107,185.04 : x
2. Step 2: Convert to fraction form
   139,508.00/192,613.75 = 107,185.04/x
3. Step 3: Cross multiply
   139,508.00x = 192,613.75 × 107,185.04
4. Step 4: Simplify right side
   139,508.00x = 20,645,311,267.27
5. Step 5: Solve for x
   x = 20,645,311,267.27/139,508.00
6. Step 6: Final answer
   x = 147,986.58