Finding the Fourth Proportional to 112,114.06, 154,728.30 and 83,770.54

Step by Step Solution

1. Step 1: Write the proportion equation
   112,114.06 : 154,728.30 = 83,770.54 : x
2. Step 2: Convert to fraction form
   112,114.06/154,728.30 = 83,770.54/x
3. Step 3: Cross multiply
   112,114.06x = 154,728.30 × 83,770.54
4. Step 4: Simplify right side
   112,114.06x = 12,961,673,244.28
5. Step 5: Solve for x
   x = 12,961,673,244.28/112,114.06
6. Step 6: Final answer
   x = 115,611.49