Finding the Third Proportional to 64,516.50 and 134,946

Step by Step Solution

1. Step 1: Write the proportion equation
   64,516.50 : 134,946 = 134,946 : x
2. Step 2: Convert to fraction form
   64,516.50/134,946 = 134,946/x
3. Step 3: Cross multiply
   64,516.50x = 134,946 × 134,946
4. Step 4: Simplify right side
   64,516.50x = 18,210,422,916
5. Step 5: Solve for x
   x = 18,210,422,916/64,516.50
6. Step 6: Final answer
   x = 282,259.93