Finding the Fourth Proportional to 139,612.82, 192,670.52 and 75,952.89

Step by Step Solution

1. Step 1: Write the proportion equation
   139,612.82 : 192,670.52 = 75,952.89 : x
2. Step 2: Convert to fraction form
   139,612.82/192,670.52 = 75,952.89/x
3. Step 3: Cross multiply
   139,612.82x = 192,670.52 × 75,952.89
4. Step 4: Simplify right side
   139,612.82x = 14,633,882,432.04
5. Step 5: Solve for x
   x = 14,633,882,432.04/139,612.82
6. Step 6: Final answer
   x = 104,817.62