Finding the Fourth Proportional to 116,646.58, 160,977.52 and 65,676.84

Step by Step Solution

1. Step 1: Write the proportion equation
   116,646.58 : 160,977.52 = 65,676.84 : x
2. Step 2: Convert to fraction form
   116,646.58/160,977.52 = 65,676.84/x
3. Step 3: Cross multiply
   116,646.58x = 160,977.52 × 65,676.84
4. Step 4: Simplify right side
   116,646.58x = 10,572,494,824.64
5. Step 5: Solve for x
   x = 10,572,494,824.64/116,646.58
6. Step 6: Final answer
   x = 90,636.99