Finding the Fourth Proportional to 12,820.52, 19,232.52 and 4,498.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,820.52 : 19,232.52 = 4,498.58 : x
2. Step 2: Convert to fraction form
   12,820.52/19,232.52 = 4,498.58/x
3. Step 3: Cross multiply
   12,820.52x = 19,232.52 × 4,498.58
4. Step 4: Simplify right side
   12,820.52x = 86,519,029.82
5. Step 5: Solve for x
   x = 86,519,029.82/12,820.52
6. Step 6: Final answer
   x = 6,748.48