Finding the Fourth Proportional to 1,722.69, 2,376.01 and 1,192.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.69 : 2,376.01 = 1,192.46 : x
2. Step 2: Convert to fraction form
   1,722.69/2,376.01 = 1,192.46/x
3. Step 3: Cross multiply
   1,722.69x = 2,376.01 × 1,192.46
4. Step 4: Simplify right side
   1,722.69x = 2,833,296.88
5. Step 5: Solve for x
   x = 2,833,296.88/1,722.69
6. Step 6: Final answer
   x = 1,644.69