Finding the Fourth Proportional to 1,927.02, 2,659.22 and 1,087.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,927.02 : 2,659.22 = 1,087.72 : x
2. Step 2: Convert to fraction form
   1,927.02/2,659.22 = 1,087.72/x
3. Step 3: Cross multiply
   1,927.02x = 2,659.22 × 1,087.72
4. Step 4: Simplify right side
   1,927.02x = 2,892,486.78
5. Step 5: Solve for x
   x = 2,892,486.78/1,927.02
6. Step 6: Final answer
   x = 1,501.02