Finding the Fourth Proportional to 1,761.48, 2,430.89 and 975.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.48 : 2,430.89 = 975.59 : x
2. Step 2: Convert to fraction form
   1,761.48/2,430.89 = 975.59/x
3. Step 3: Cross multiply
   1,761.48x = 2,430.89 × 975.59
4. Step 4: Simplify right side
   1,761.48x = 2,371,534.94
5. Step 5: Solve for x
   x = 2,371,534.94/1,761.48
6. Step 6: Final answer
   x = 1,346.33