Finding the Fourth Proportional to 116,089.48, 160,184.82 and 65,804.68

Step by Step Solution

1. Step 1: Write the proportion equation
   116,089.48 : 160,184.82 = 65,804.68 : x
2. Step 2: Convert to fraction form
   116,089.48/160,184.82 = 65,804.68/x
3. Step 3: Cross multiply
   116,089.48x = 160,184.82 × 65,804.68
4. Step 4: Simplify right side
   116,089.48x = 10,540,910,820.96
5. Step 5: Solve for x
   x = 10,540,910,820.96/116,089.48
6. Step 6: Final answer
   x = 90,799.88