Finding the Third Proportional to 59,607 and 128,893.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,607 : 128,893.50 = 128,893.50 : x
2. Step 2: Convert to fraction form
   59,607/128,893.50 = 128,893.50/x
3. Step 3: Cross multiply
   59,607x = 128,893.50 × 128,893.50
4. Step 4: Simplify right side
   59,607x = 16,613,534,342.25
5. Step 5: Solve for x
   x = 16,613,534,342.25/59,607
6. Step 6: Final answer
   x = 278,717.84