Finding the Fourth Proportional to 1,750.31, 2,622.43 and 1,200.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,750.31 : 2,622.43 = 1,200.52 : x
2. Step 2: Convert to fraction form
   1,750.31/2,622.43 = 1,200.52/x
3. Step 3: Cross multiply
   1,750.31x = 2,622.43 × 1,200.52
4. Step 4: Simplify right side
   1,750.31x = 3,148,277.69
5. Step 5: Solve for x
   x = 3,148,277.69/1,750.31
6. Step 6: Final answer
   x = 1,798.70