Finding the Fourth Proportional to 139,191.11, 192,078.59 and 75,527.54

Step by Step Solution

1. Step 1: Write the proportion equation
   139,191.11 : 192,078.59 = 75,527.54 : x
2. Step 2: Convert to fraction form
   139,191.11/192,078.59 = 75,527.54/x
3. Step 3: Cross multiply
   139,191.11x = 192,078.59 × 75,527.54
4. Step 4: Simplify right side
   139,191.11x = 14,507,223,196.48
5. Step 5: Solve for x
   x = 14,507,223,196.48/139,191.11
6. Step 6: Final answer
   x = 104,225.21