Finding the Third Proportional to 45,141 and 69,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,141 : 69,861.50 = 69,861.50 : x
2. Step 2: Convert to fraction form
   45,141/69,861.50 = 69,861.50/x
3. Step 3: Cross multiply
   45,141x = 69,861.50 × 69,861.50
4. Step 4: Simplify right side
   45,141x = 4,880,629,182.25
5. Step 5: Solve for x
   x = 4,880,629,182.25/45,141
6. Step 6: Final answer
   x = 108,119.65