Finding the Fourth Proportional to 31,764.74, 43,836.72 and 19,015.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,764.74 : 43,836.72 = 19,015.46 : x
2. Step 2: Convert to fraction form
   31,764.74/43,836.72 = 19,015.46/x
3. Step 3: Cross multiply
   31,764.74x = 43,836.72 × 19,015.46
4. Step 4: Simplify right side
   31,764.74x = 833,575,577.71
5. Step 5: Solve for x
   x = 833,575,577.71/31,764.74
6. Step 6: Final answer
   x = 26,242.17