Finding the Fourth Proportional to 2,384.02, 3,577.05 and 1,289.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.02 : 3,577.05 = 1,289.15 : x
2. Step 2: Convert to fraction form
   2,384.02/3,577.05 = 1,289.15/x
3. Step 3: Cross multiply
   2,384.02x = 3,577.05 × 1,289.15
4. Step 4: Simplify right side
   2,384.02x = 4,611,354.01
5. Step 5: Solve for x
   x = 4,611,354.01/2,384.02
6. Step 6: Final answer
   x = 1,934.28