Finding the Fourth Proportional to 132,002.10, 197,954.55 and 65,420.10

Step by Step Solution

1. Step 1: Write the proportion equation
   132,002.10 : 197,954.55 = 65,420.10 : x
2. Step 2: Convert to fraction form
   132,002.10/197,954.55 = 65,420.10/x
3. Step 3: Cross multiply
   132,002.10x = 197,954.55 × 65,420.10
4. Step 4: Simplify right side
   132,002.10x = 12,950,206,456.46
5. Step 5: Solve for x
   x = 12,950,206,456.46/132,002.10
6. Step 6: Final answer
   x = 98,106.06