Finding the Third Proportional to 55,587 and 83,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,587 : 83,860.50 = 83,860.50 : x
2. Step 2: Convert to fraction form
   55,587/83,860.50 = 83,860.50/x
3. Step 3: Cross multiply
   55,587x = 83,860.50 × 83,860.50
4. Step 4: Simplify right side
   55,587x = 7,032,583,460.25
5. Step 5: Solve for x
   x = 7,032,583,460.25/55,587
6. Step 6: Final answer
   x = 126,514.89