Finding the Fourth Proportional to 1,927.02, 2,659.30 and 1,087.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,927.02 : 2,659.30 = 1,087.76 : x
2. Step 2: Convert to fraction form
   1,927.02/2,659.30 = 1,087.76/x
3. Step 3: Cross multiply
   1,927.02x = 2,659.30 × 1,087.76
4. Step 4: Simplify right side
   1,927.02x = 2,892,682.89
5. Step 5: Solve for x
   x = 2,892,682.89/1,927.02
6. Step 6: Final answer
   x = 1,501.12