Finding the Fourth Proportional to 1,772.00, 2,445.31 and 964.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.00 : 2,445.31 = 964.43 : x
2. Step 2: Convert to fraction form
   1,772.00/2,445.31 = 964.43/x
3. Step 3: Cross multiply
   1,772.00x = 2,445.31 × 964.43
4. Step 4: Simplify right side
   1,772.00x = 2,358,320.51
5. Step 5: Solve for x
   x = 2,358,320.51/1,772.00
6. Step 6: Final answer
   x = 1,330.88