Finding the Fourth Proportional to 1,384.56, 2,077.15 and 604.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384.56 : 2,077.15 = 604.69 : x
2. Step 2: Convert to fraction form
   1,384.56/2,077.15 = 604.69/x
3. Step 3: Cross multiply
   1,384.56x = 2,077.15 × 604.69
4. Step 4: Simplify right side
   1,384.56x = 1,256,031.83
5. Step 5: Solve for x
   x = 1,256,031.83/1,384.56
6. Step 6: Final answer
   x = 907.17