Finding the Fourth Proportional to 106,196.92, 146,528.22 and 61,459

Step by Step Solution

1. Step 1: Write the proportion equation
   106,196.92 : 146,528.22 = 61,459 : x
2. Step 2: Convert to fraction form
   106,196.92/146,528.22 = 61,459/x
3. Step 3: Cross multiply
   106,196.92x = 146,528.22 × 61,459
4. Step 4: Simplify right side
   106,196.92x = 9,005,477,872.98
5. Step 5: Solve for x
   x = 9,005,477,872.98/106,196.92
6. Step 6: Final answer
   x = 84,799.80