Finding the Fourth Proportional to 5,434.16, 7,499.40 and 3,077.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,434.16 : 7,499.40 = 3,077.04 : x
2. Step 2: Convert to fraction form
   5,434.16/7,499.40 = 3,077.04/x
3. Step 3: Cross multiply
   5,434.16x = 7,499.40 × 3,077.04
4. Step 4: Simplify right side
   5,434.16x = 23,075,953.78
5. Step 5: Solve for x
   x = 23,075,953.78/5,434.16
6. Step 6: Final answer
   x = 4,246.46