Finding the Fourth Proportional to 1,677.06, 2,314.80 and 1,087.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.06 : 2,314.80 = 1,087.56 : x
2. Step 2: Convert to fraction form
   1,677.06/2,314.80 = 1,087.56/x
3. Step 3: Cross multiply
   1,677.06x = 2,314.80 × 1,087.56
4. Step 4: Simplify right side
   1,677.06x = 2,517,483.89
5. Step 5: Solve for x
   x = 2,517,483.89/1,677.06
6. Step 6: Final answer
   x = 1,501.13