Finding the Fourth Proportional to 2,002.48, 3,004.94 and 770.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.48 : 3,004.94 = 770.00 : x
2. Step 2: Convert to fraction form
   2,002.48/3,004.94 = 770.00/x
3. Step 3: Cross multiply
   2,002.48x = 3,004.94 × 770.00
4. Step 4: Simplify right side
   2,002.48x = 2,313,784.93
5. Step 5: Solve for x
   x = 2,313,784.93/2,002.48
6. Step 6: Final answer
   x = 1,155.46