Finding the Fourth Proportional to 2,127.98, 3,186.50 and 1,303.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.98 : 3,186.50 = 1,303.76 : x
2. Step 2: Convert to fraction form
   2,127.98/3,186.50 = 1,303.76/x
3. Step 3: Cross multiply
   2,127.98x = 3,186.50 × 1,303.76
4. Step 4: Simplify right side
   2,127.98x = 4,154,442.47
5. Step 5: Solve for x
   x = 4,154,442.47/2,127.98
6. Step 6: Final answer
   x = 1,952.29