Finding the Fourth Proportional to 116,740.82, 161,090.70 and 65,752.14

Step by Step Solution

1. Step 1: Write the proportion equation
   116,740.82 : 161,090.70 = 65,752.14 : x
2. Step 2: Convert to fraction form
   116,740.82/161,090.70 = 65,752.14/x
3. Step 3: Cross multiply
   116,740.82x = 161,090.70 × 65,752.14
4. Step 4: Simplify right side
   116,740.82x = 10,592,058,259.10
5. Step 5: Solve for x
   x = 10,592,058,259.10/116,740.82
6. Step 6: Final answer
   x = 90,731.40