Finding the Fourth Proportional to 111,625, 154,042.56 and 61,327.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,625 : 154,042.56 = 61,327.24 : x
2. Step 2: Convert to fraction form
   111,625/154,042.56 = 61,327.24/x
3. Step 3: Cross multiply
   111,625x = 154,042.56 × 61,327.24
4. Step 4: Simplify right side
   111,625x = 9,447,005,047.33
5. Step 5: Solve for x
   x = 9,447,005,047.33/111,625
6. Step 6: Final answer
   x = 84,631.62