Finding the Third Proportional to 53,047.50 and 72,087

Step by Step Solution

1. Step 1: Write the proportion equation
   53,047.50 : 72,087 = 72,087 : x
2. Step 2: Convert to fraction form
   53,047.50/72,087 = 72,087/x
3. Step 3: Cross multiply
   53,047.50x = 72,087 × 72,087
4. Step 4: Simplify right side
   53,047.50x = 5,196,535,569
5. Step 5: Solve for x
   x = 5,196,535,569/53,047.50
6. Step 6: Final answer
   x = 97,960.05