Finding the Fourth Proportional to 123,704.01, 170,598.82 and 104,623.79

Step by Step Solution

1. Step 1: Write the proportion equation
   123,704.01 : 170,598.82 = 104,623.79 : x
2. Step 2: Convert to fraction form
   123,704.01/170,598.82 = 104,623.79/x
3. Step 3: Cross multiply
   123,704.01x = 170,598.82 × 104,623.79
4. Step 4: Simplify right side
   123,704.01x = 17,848,695,117.93
5. Step 5: Solve for x
   x = 17,848,695,117.93/123,704.01
6. Step 6: Final answer
   x = 144,285.50