Finding the Fourth Proportional to 144,626.30, 194,623.42 and 144,626.30

Step by Step Solution

1. Step 1: Write the proportion equation
   144,626.30 : 194,623.42 = 144,626.30 : x
2. Step 2: Convert to fraction form
   144,626.30/194,623.42 = 144,626.30/x
3. Step 3: Cross multiply
   144,626.30x = 194,623.42 × 144,626.30
4. Step 4: Simplify right side
   144,626.30x = 28,147,665,127.95
5. Step 5: Solve for x
   x = 28,147,665,127.95/144,626.30
6. Step 6: Final answer
   x = 194,623.42