Finding the Third Proportional to 49,720.50 and 76,045.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,720.50 : 76,045.50 = 76,045.50 : x
2. Step 2: Convert to fraction form
   49,720.50/76,045.50 = 76,045.50/x
3. Step 3: Cross multiply
   49,720.50x = 76,045.50 × 76,045.50
4. Step 4: Simplify right side
   49,720.50x = 5,782,918,070.25
5. Step 5: Solve for x
   x = 5,782,918,070.25/49,720.50
6. Step 6: Final answer
   x = 116,308.53