Finding the Fourth Proportional to 2,612.63, 3,918.50 and 1,030.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.63 : 3,918.50 = 1,030.93 : x
2. Step 2: Convert to fraction form
   2,612.63/3,918.50 = 1,030.93/x
3. Step 3: Cross multiply
   2,612.63x = 3,918.50 × 1,030.93
4. Step 4: Simplify right side
   2,612.63x = 4,039,694.05
5. Step 5: Solve for x
   x = 4,039,694.05/2,612.63
6. Step 6: Final answer
   x = 1,546.22