Finding the Fourth Proportional to 116,739.82, 161,089.32 and 65,751.13

Step by Step Solution

1. Step 1: Write the proportion equation
   116,739.82 : 161,089.32 = 65,751.13 : x
2. Step 2: Convert to fraction form
   116,739.82/161,089.32 = 65,751.13/x
3. Step 3: Cross multiply
   116,739.82x = 161,089.32 × 65,751.13
4. Step 4: Simplify right side
   116,739.82x = 10,591,804,820.93
5. Step 5: Solve for x
   x = 10,591,804,820.93/116,739.82
6. Step 6: Final answer
   x = 90,730.01