Finding the Fourth Proportional to 23,077.87, 31,848.12 and 13,005.74

Step by Step Solution

1. Step 1: Write the proportion equation
   23,077.87 : 31,848.12 = 13,005.74 : x
2. Step 2: Convert to fraction form
   23,077.87/31,848.12 = 13,005.74/x
3. Step 3: Cross multiply
   23,077.87x = 31,848.12 × 13,005.74
4. Step 4: Simplify right side
   23,077.87x = 414,208,447.83
5. Step 5: Solve for x
   x = 414,208,447.83/23,077.87
6. Step 6: Final answer
   x = 17,948.30