Finding the Fourth Proportional to 5,065.40, 7,598.86 and 1,777.91

Step by Step Solution

1. Step 1: Write the proportion equation
   5,065.40 : 7,598.86 = 1,777.91 : x
2. Step 2: Convert to fraction form
   5,065.40/7,598.86 = 1,777.91/x
3. Step 3: Cross multiply
   5,065.40x = 7,598.86 × 1,777.91
4. Step 4: Simplify right side
   5,065.40x = 13,510,080.29
5. Step 5: Solve for x
   x = 13,510,080.29/5,065.40
6. Step 6: Final answer
   x = 2,667.13