Finding the Fourth Proportional to 139,417.02, 192,395.12 and 75,754.82

Step by Step Solution

1. Step 1: Write the proportion equation
   139,417.02 : 192,395.12 = 75,754.82 : x
2. Step 2: Convert to fraction form
   139,417.02/192,395.12 = 75,754.82/x
3. Step 3: Cross multiply
   139,417.02x = 192,395.12 × 75,754.82
4. Step 4: Simplify right side
   139,417.02x = 14,574,857,884.76
5. Step 5: Solve for x
   x = 14,574,857,884.76/139,417.02
6. Step 6: Final answer
   x = 104,541.45