Finding the Fourth Proportional to 1,141.90, 1,575.86 and 700.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141.90 : 1,575.86 = 700.25 : x
2. Step 2: Convert to fraction form
   1,141.90/1,575.86 = 700.25/x
3. Step 3: Cross multiply
   1,141.90x = 1,575.86 × 700.25
4. Step 4: Simplify right side
   1,141.90x = 1,103,484.58
5. Step 5: Solve for x
   x = 1,103,484.58/1,141.90
6. Step 6: Final answer
   x = 966.36