Finding the Fourth Proportional to 2,507.76, 3,460.73 and 1,512.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.76 : 3,460.73 = 1,512.86 : x
2. Step 2: Convert to fraction form
   2,507.76/3,460.73 = 1,512.86/x
3. Step 3: Cross multiply
   2,507.76x = 3,460.73 × 1,512.86
4. Step 4: Simplify right side
   2,507.76x = 5,235,575.12
5. Step 5: Solve for x
   x = 5,235,575.12/2,507.76
6. Step 6: Final answer
   x = 2,087.75