Finding the Fourth Proportional to 181,003, 271,511.82 and 86,184.40

Step by Step Solution

1. Step 1: Write the proportion equation
   181,003 : 271,511.82 = 86,184.40 : x
2. Step 2: Convert to fraction form
   181,003/271,511.82 = 86,184.40/x
3. Step 3: Cross multiply
   181,003x = 271,511.82 × 86,184.40
4. Step 4: Simplify right side
   181,003x = 23,400,083,299.61
5. Step 5: Solve for x
   x = 23,400,083,299.61/181,003
6. Step 6: Final answer
   x = 129,280.09