Finding the Fourth Proportional to 31,819.80, 43,903.71 and 19,076.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,819.80 : 43,903.71 = 19,076.88 : x
2. Step 2: Convert to fraction form
   31,819.80/43,903.71 = 19,076.88/x
3. Step 3: Cross multiply
   31,819.80x = 43,903.71 × 19,076.88
4. Step 4: Simplify right side
   31,819.80x = 837,545,807.22
5. Step 5: Solve for x
   x = 837,545,807.22/31,819.80
6. Step 6: Final answer
   x = 26,321.53