Finding the Fourth Proportional to 2,513.69, 3,770.62 and 953.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.69 : 3,770.62 = 953.80 : x
2. Step 2: Convert to fraction form
   2,513.69/3,770.62 = 953.80/x
3. Step 3: Cross multiply
   2,513.69x = 3,770.62 × 953.80
4. Step 4: Simplify right side
   2,513.69x = 3,596,412.59
5. Step 5: Solve for x
   x = 3,596,412.59/2,513.69
6. Step 6: Final answer
   x = 1,430.73