Finding the Fourth Proportional to 8,973.82, 13,460.84 and 3,130.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,973.82 : 13,460.84 = 3,130.42 : x
2. Step 2: Convert to fraction form
   8,973.82/13,460.84 = 3,130.42/x
3. Step 3: Cross multiply
   8,973.82x = 13,460.84 × 3,130.42
4. Step 4: Simplify right side
   8,973.82x = 42,138,067.10
5. Step 5: Solve for x
   x = 42,138,067.10/8,973.82
6. Step 6: Final answer
   x = 4,695.67