Finding the Third Proportional to 56,601 and 87,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,601 : 87,277.50 = 87,277.50 : x
2. Step 2: Convert to fraction form
   56,601/87,277.50 = 87,277.50/x
3. Step 3: Cross multiply
   56,601x = 87,277.50 × 87,277.50
4. Step 4: Simplify right side
   56,601x = 7,617,362,006.25
5. Step 5: Solve for x
   x = 7,617,362,006.25/56,601
6. Step 6: Final answer
   x = 134,579.99