Finding the Fourth Proportional to 1,430.94, 1,973.43 and 965.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,430.94 : 1,973.43 = 965.82 : x
2. Step 2: Convert to fraction form
   1,430.94/1,973.43 = 965.82/x
3. Step 3: Cross multiply
   1,430.94x = 1,973.43 × 965.82
4. Step 4: Simplify right side
   1,430.94x = 1,905,978.16
5. Step 5: Solve for x
   x = 1,905,978.16/1,430.94
6. Step 6: Final answer
   x = 1,331.98