Finding the Fourth Proportional to 139,590.56, 192,635.89 and 75,928.82

Step by Step Solution

1. Step 1: Write the proportion equation
   139,590.56 : 192,635.89 = 75,928.82 : x
2. Step 2: Convert to fraction form
   139,590.56/192,635.89 = 75,928.82/x
3. Step 3: Cross multiply
   139,590.56x = 192,635.89 × 75,928.82
4. Step 4: Simplify right side
   139,590.56x = 14,626,614,664.35
5. Step 5: Solve for x
   x = 14,626,614,664.35/139,590.56
6. Step 6: Final answer
   x = 104,782.26