Finding the Fourth Proportional to 1,875.09, 2,810.82 and 1,258.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,875.09 : 2,810.82 = 1,258.96 : x
2. Step 2: Convert to fraction form
   1,875.09/2,810.82 = 1,258.96/x
3. Step 3: Cross multiply
   1,875.09x = 2,810.82 × 1,258.96
4. Step 4: Simplify right side
   1,875.09x = 3,538,689.60
5. Step 5: Solve for x
   x = 3,538,689.60/1,875.09
6. Step 6: Final answer
   x = 1,887.21