Finding the Fourth Proportional to 65,171.60, 97,800.60 and 37,091.60

Step by Step Solution

1. Step 1: Write the proportion equation
   65,171.60 : 97,800.60 = 37,091.60 : x
2. Step 2: Convert to fraction form
   65,171.60/97,800.60 = 37,091.60/x
3. Step 3: Cross multiply
   65,171.60x = 97,800.60 × 37,091.60
4. Step 4: Simplify right side
   65,171.60x = 3,627,580,734.96
5. Step 5: Solve for x
   x = 3,627,580,734.96/65,171.60
6. Step 6: Final answer
   x = 55,661.99