Finding the Fourth Proportional to 1,926.93, 2,659.17 and 1,087.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926.93 : 2,659.17 = 1,087.81 : x
2. Step 2: Convert to fraction form
   1,926.93/2,659.17 = 1,087.81/x
3. Step 3: Cross multiply
   1,926.93x = 2,659.17 × 1,087.81
4. Step 4: Simplify right side
   1,926.93x = 2,892,666.28
5. Step 5: Solve for x
   x = 2,892,666.28/1,926.93
6. Step 6: Final answer
   x = 1,501.18