Finding the Fourth Proportional to 112,277.16, 154,939.98 and 61,290.84

Step by Step Solution

1. Step 1: Write the proportion equation
   112,277.16 : 154,939.98 = 61,290.84 : x
2. Step 2: Convert to fraction form
   112,277.16/154,939.98 = 61,290.84/x
3. Step 3: Cross multiply
   112,277.16x = 154,939.98 × 61,290.84
4. Step 4: Simplify right side
   112,277.16x = 9,496,401,523.78
5. Step 5: Solve for x
   x = 9,496,401,523.78/112,277.16
6. Step 6: Final answer
   x = 84,579.99