Finding the Fourth Proportional to 111,427.59, 166,984.24 and 61,530.15

Step by Step Solution

1. Step 1: Write the proportion equation
   111,427.59 : 166,984.24 = 61,530.15 : x
2. Step 2: Convert to fraction form
   111,427.59/166,984.24 = 61,530.15/x
3. Step 3: Cross multiply
   111,427.59x = 166,984.24 × 61,530.15
4. Step 4: Simplify right side
   111,427.59x = 10,274,565,334.84
5. Step 5: Solve for x
   x = 10,274,565,334.84/111,427.59
6. Step 6: Final answer
   x = 92,208.45