Finding the Fourth Proportional to 139,904.22, 193,102.23 and 108,024.54

Step by Step Solution

1. Step 1: Write the proportion equation
   139,904.22 : 193,102.23 = 108,024.54 : x
2. Step 2: Convert to fraction form
   139,904.22/193,102.23 = 108,024.54/x
3. Step 3: Cross multiply
   139,904.22x = 193,102.23 × 108,024.54
4. Step 4: Simplify right side
   139,904.22x = 20,859,779,568.72
5. Step 5: Solve for x
   x = 20,859,779,568.72/139,904.22
6. Step 6: Final answer
   x = 149,100.43