Finding the Fourth Proportional to 1,749.61, 2,622.59 and 1,201.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749.61 : 2,622.59 = 1,201.95 : x
2. Step 2: Convert to fraction form
   1,749.61/2,622.59 = 1,201.95/x
3. Step 3: Cross multiply
   1,749.61x = 2,622.59 × 1,201.95
4. Step 4: Simplify right side
   1,749.61x = 3,152,216.04
5. Step 5: Solve for x
   x = 3,152,216.04/1,749.61
6. Step 6: Final answer
   x = 1,801.67