Finding the Fourth Proportional to 1,803.32, 2,488.56 and 975.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803.32 : 2,488.56 = 975.32 : x
2. Step 2: Convert to fraction form
   1,803.32/2,488.56 = 975.32/x
3. Step 3: Cross multiply
   1,803.32x = 2,488.56 × 975.32
4. Step 4: Simplify right side
   1,803.32x = 2,427,142.34
5. Step 5: Solve for x
   x = 2,427,142.34/1,803.32
6. Step 6: Final answer
   x = 1,345.93