Finding the Fourth Proportional to 111,597.60, 167,425.56 and 64,810.32

Step by Step Solution

1. Step 1: Write the proportion equation
   111,597.60 : 167,425.56 = 64,810.32 : x
2. Step 2: Convert to fraction form
   111,597.60/167,425.56 = 64,810.32/x
3. Step 3: Cross multiply
   111,597.60x = 167,425.56 × 64,810.32
4. Step 4: Simplify right side
   111,597.60x = 10,850,904,119.78
5. Step 5: Solve for x
   x = 10,850,904,119.78/111,597.60
6. Step 6: Final answer
   x = 97,232.41