Finding the Fourth Proportional to 2,307.69, 3,461.49 and 1,383.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.69 : 3,461.49 = 1,383.50 : x
2. Step 2: Convert to fraction form
   2,307.69/3,461.49 = 1,383.50/x
3. Step 3: Cross multiply
   2,307.69x = 3,461.49 × 1,383.50
4. Step 4: Simplify right side
   2,307.69x = 4,788,980.07
5. Step 5: Solve for x
   x = 4,788,980.07/2,307.69
6. Step 6: Final answer
   x = 2,075.23