Finding the Third Proportional to 49,069.13 and 72,680.63

Step by Step Solution

1. Step 1: Write the proportion equation
   49,069.13 : 72,680.63 = 72,680.63 : x
2. Step 2: Convert to fraction form
   49,069.13/72,680.63 = 72,680.63/x
3. Step 3: Cross multiply
   49,069.13x = 72,680.63 × 72,680.63
4. Step 4: Simplify right side
   49,069.13x = 5,282,473,250.39
5. Step 5: Solve for x
   x = 5,282,473,250.39/49,069.13
6. Step 6: Final answer
   x = 107,653.71