Finding the Fourth Proportional to 181,322.63, 271,910.13 and 81,456.00

Step by Step Solution

1. Step 1: Write the proportion equation
   181,322.63 : 271,910.13 = 81,456.00 : x
2. Step 2: Convert to fraction form
   181,322.63/271,910.13 = 81,456.00/x
3. Step 3: Cross multiply
   181,322.63x = 271,910.13 × 81,456.00
4. Step 4: Simplify right side
   181,322.63x = 22,148,710,189.73
5. Step 5: Solve for x
   x = 22,148,710,189.73/181,322.63
6. Step 6: Final answer
   x = 122,150.83