Finding the Fourth Proportional to 112,234.55, 154,910.27 and 64,515.62

Step by Step Solution

1. Step 1: Write the proportion equation
   112,234.55 : 154,910.27 = 64,515.62 : x
2. Step 2: Convert to fraction form
   112,234.55/154,910.27 = 64,515.62/x
3. Step 3: Cross multiply
   112,234.55x = 154,910.27 × 64,515.62
4. Step 4: Simplify right side
   112,234.55x = 9,994,131,016.29
5. Step 5: Solve for x
   x = 9,994,131,016.29/112,234.55
6. Step 6: Final answer
   x = 89,046.84