Finding the Fourth Proportional to 12,693.06, 19,036.50 and 5,297.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,693.06 : 19,036.50 = 5,297.58 : x
2. Step 2: Convert to fraction form
   12,693.06/19,036.50 = 5,297.58/x
3. Step 3: Cross multiply
   12,693.06x = 19,036.50 × 5,297.58
4. Step 4: Simplify right side
   12,693.06x = 100,847,381.67
5. Step 5: Solve for x
   x = 100,847,381.67/12,693.06
6. Step 6: Final answer
   x = 7,945.08