Finding the Fourth Proportional to 139,322.27, 192,263.00 and 75,660.51

Step by Step Solution

1. Step 1: Write the proportion equation
   139,322.27 : 192,263.00 = 75,660.51 : x
2. Step 2: Convert to fraction form
   139,322.27/192,263.00 = 75,660.51/x
3. Step 3: Cross multiply
   139,322.27x = 192,263.00 × 75,660.51
4. Step 4: Simplify right side
   139,322.27x = 14,546,716,255.83
5. Step 5: Solve for x
   x = 14,546,716,255.83/139,322.27
6. Step 6: Final answer
   x = 104,410.56