Finding the Third Proportional to 89,941.50 and 128,133

Step by Step Solution

1. Step 1: Write the proportion equation
   89,941.50 : 128,133 = 128,133 : x
2. Step 2: Convert to fraction form
   89,941.50/128,133 = 128,133/x
3. Step 3: Cross multiply
   89,941.50x = 128,133 × 128,133
4. Step 4: Simplify right side
   89,941.50x = 16,418,065,689
5. Step 5: Solve for x
   x = 16,418,065,689/89,941.50
6. Step 6: Final answer
   x = 182,541.60