Finding the Fourth Proportional to 110,446.96, 152,431.86 and 65,137.72

Step by Step Solution

1. Step 1: Write the proportion equation
   110,446.96 : 152,431.86 = 65,137.72 : x
2. Step 2: Convert to fraction form
   110,446.96/152,431.86 = 65,137.72/x
3. Step 3: Cross multiply
   110,446.96x = 152,431.86 × 65,137.72
4. Step 4: Simplify right side
   110,446.96x = 9,929,063,815.76
5. Step 5: Solve for x
   x = 9,929,063,815.76/110,446.96
6. Step 6: Final answer
   x = 89,898.93