Finding the Fourth Proportional to 181,404.10, 272,106.15 and 82,908.10

Step by Step Solution

1. Step 1: Write the proportion equation
   181,404.10 : 272,106.15 = 82,908.10 : x
2. Step 2: Convert to fraction form
   181,404.10/272,106.15 = 82,908.10/x
3. Step 3: Cross multiply
   181,404.10x = 272,106.15 × 82,908.10
4. Step 4: Simplify right side
   181,404.10x = 22,559,803,894.82
5. Step 5: Solve for x
   x = 22,559,803,894.82/181,404.10
6. Step 6: Final answer
   x = 124,362.15