Finding the Fourth Proportional to 2,084.02, 3,124.16 and 784.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.02 : 3,124.16 = 784.58 : x
2. Step 2: Convert to fraction form
   2,084.02/3,124.16 = 784.58/x
3. Step 3: Cross multiply
   2,084.02x = 3,124.16 × 784.58
4. Step 4: Simplify right side
   2,084.02x = 2,451,153.45
5. Step 5: Solve for x
   x = 2,451,153.45/2,084.02
6. Step 6: Final answer
   x = 1,176.17