Finding the Fourth Proportional to 1,437.72, 1,985.02 and 966.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437.72 : 1,985.02 = 966.32 : x
2. Step 2: Convert to fraction form
   1,437.72/1,985.02 = 966.32/x
3. Step 3: Cross multiply
   1,437.72x = 1,985.02 × 966.32
4. Step 4: Simplify right side
   1,437.72x = 1,918,159.63
5. Step 5: Solve for x
   x = 1,918,159.63/1,437.72
6. Step 6: Final answer
   x = 1,334.17