Finding the Fourth Proportional to 116,637.75, 160,974.27 and 65,669.58

Step by Step Solution

1. Step 1: Write the proportion equation
   116,637.75 : 160,974.27 = 65,669.58 : x
2. Step 2: Convert to fraction form
   116,637.75/160,974.27 = 65,669.58/x
3. Step 3: Cross multiply
   116,637.75x = 160,974.27 × 65,669.58
4. Step 4: Simplify right side
   116,637.75x = 10,571,112,701.71
5. Step 5: Solve for x
   x = 10,571,112,701.71/116,637.75
6. Step 6: Final answer
   x = 90,632.00