Finding the Third Proportional to 64,003.50 and 93,690

Step by Step Solution

1. Step 1: Write the proportion equation
   64,003.50 : 93,690 = 93,690 : x
2. Step 2: Convert to fraction form
   64,003.50/93,690 = 93,690/x
3. Step 3: Cross multiply
   64,003.50x = 93,690 × 93,690
4. Step 4: Simplify right side
   64,003.50x = 8,777,816,100
5. Step 5: Solve for x
   x = 8,777,816,100/64,003.50
6. Step 6: Final answer
   x = 137,145.88