Finding the Fourth Proportional to 111,751.98, 154,217.72 and 61,450.98

Step by Step Solution

1. Step 1: Write the proportion equation
   111,751.98 : 154,217.72 = 61,450.98 : x
2. Step 2: Convert to fraction form
   111,751.98/154,217.72 = 61,450.98/x
3. Step 3: Cross multiply
   111,751.98x = 154,217.72 × 61,450.98
4. Step 4: Simplify right side
   111,751.98x = 9,476,830,027.37
5. Step 5: Solve for x
   x = 9,476,830,027.37/111,751.98
6. Step 6: Final answer
   x = 84,802.35