Finding the Fourth Proportional to 102,967.41, 154,236.06 and 65,508.15

Step by Step Solution

1. Step 1: Write the proportion equation
   102,967.41 : 154,236.06 = 65,508.15 : x
2. Step 2: Convert to fraction form
   102,967.41/154,236.06 = 65,508.15/x
3. Step 3: Cross multiply
   102,967.41x = 154,236.06 × 65,508.15
4. Step 4: Simplify right side
   102,967.41x = 10,103,718,953.89
5. Step 5: Solve for x
   x = 10,103,718,953.89/102,967.41
6. Step 6: Final answer
   x = 98,125.41