Finding the Third Proportional to 46,620 and 72,319.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,620 : 72,319.50 = 72,319.50 : x
2. Step 2: Convert to fraction form
   46,620/72,319.50 = 72,319.50/x
3. Step 3: Cross multiply
   46,620x = 72,319.50 × 72,319.50
4. Step 4: Simplify right side
   46,620x = 5,230,110,080.25
5. Step 5: Solve for x
   x = 5,230,110,080.25/46,620
6. Step 6: Final answer
   x = 112,185.97