Finding the Fourth Proportional to 1,250.98, 1,875.41 and 764.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,250.98 : 1,875.41 = 764.37 : x
2. Step 2: Convert to fraction form
   1,250.98/1,875.41 = 764.37/x
3. Step 3: Cross multiply
   1,250.98x = 1,875.41 × 764.37
4. Step 4: Simplify right side
   1,250.98x = 1,433,507.14
5. Step 5: Solve for x
   x = 1,433,507.14/1,250.98
6. Step 6: Final answer
   x = 1,145.91