Finding the Fourth Proportional to 65,120.83, 97,246.25 and 55,662.05

Step by Step Solution

1. Step 1: Write the proportion equation
   65,120.83 : 97,246.25 = 55,662.05 : x
2. Step 2: Convert to fraction form
   65,120.83/97,246.25 = 55,662.05/x
3. Step 3: Cross multiply
   65,120.83x = 97,246.25 × 55,662.05
4. Step 4: Simplify right side
   65,120.83x = 5,412,926,116.45
5. Step 5: Solve for x
   x = 5,412,926,116.45/65,120.83
6. Step 6: Final answer
   x = 83,121.27