Finding the Fourth Proportional to 181,945.98, 272,971.76 and 75,310.29

Step by Step Solution

1. Step 1: Write the proportion equation
   181,945.98 : 272,971.76 = 75,310.29 : x
2. Step 2: Convert to fraction form
   181,945.98/272,971.76 = 75,310.29/x
3. Step 3: Cross multiply
   181,945.98x = 272,971.76 × 75,310.29
4. Step 4: Simplify right side
   181,945.98x = 20,557,582,030.86
5. Step 5: Solve for x
   x = 20,557,582,030.86/181,945.98
6. Step 6: Final answer
   x = 112,987.28