Finding the Fourth Proportional to 5,075.19, 7,610.89 and 1,742.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,075.19 : 7,610.89 = 1,742.50 : x
2. Step 2: Convert to fraction form
   5,075.19/7,610.89 = 1,742.50/x
3. Step 3: Cross multiply
   5,075.19x = 7,610.89 × 1,742.50
4. Step 4: Simplify right side
   5,075.19x = 13,261,943.55
5. Step 5: Solve for x
   x = 13,261,943.55/5,075.19
6. Step 6: Final answer
   x = 2,613.09