Finding the Fourth Proportional to 31,514.34, 43,488.07 and 19,577.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,514.34 : 43,488.07 = 19,577.46 : x
2. Step 2: Convert to fraction form
   31,514.34/43,488.07 = 19,577.46/x
3. Step 3: Cross multiply
   31,514.34x = 43,488.07 × 19,577.46
4. Step 4: Simplify right side
   31,514.34x = 851,385,950.90
5. Step 5: Solve for x
   x = 851,385,950.90/31,514.34
6. Step 6: Final answer
   x = 27,015.83