Finding the Third Proportional to 83,985 and 127,310.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,985 : 127,310.50 = 127,310.50 : x
2. Step 2: Convert to fraction form
   83,985/127,310.50 = 127,310.50/x
3. Step 3: Cross multiply
   83,985x = 127,310.50 × 127,310.50
4. Step 4: Simplify right side
   83,985x = 16,207,963,410.25
5. Step 5: Solve for x
   x = 16,207,963,410.25/83,985
6. Step 6: Final answer
   x = 192,986.41