Finding the Fourth Proportional to 131,647.48, 181,484.56 and 93,856.12

Step by Step Solution

1. Step 1: Write the proportion equation
   131,647.48 : 181,484.56 = 93,856.12 : x
2. Step 2: Convert to fraction form
   131,647.48/181,484.56 = 93,856.12/x
3. Step 3: Cross multiply
   131,647.48x = 181,484.56 × 93,856.12
4. Step 4: Simplify right side
   131,647.48x = 17,033,436,641.51
5. Step 5: Solve for x
   x = 17,033,436,641.51/131,647.48
6. Step 6: Final answer
   x = 129,386.73