Finding the Fourth Proportional to 31,023.99, 42,795.72 and 19,085.00

Step by Step Solution

1. Step 1: Write the proportion equation
   31,023.99 : 42,795.72 = 19,085.00 : x
2. Step 2: Convert to fraction form
   31,023.99/42,795.72 = 19,085.00/x
3. Step 3: Cross multiply
   31,023.99x = 42,795.72 × 19,085.00
4. Step 4: Simplify right side
   31,023.99x = 816,756,102.22
5. Step 5: Solve for x
   x = 816,756,102.22/31,023.99
6. Step 6: Final answer
   x = 26,326.60