Finding the Third Proportional to 43,051.50 and 64,620.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,051.50 : 64,620.75 = 64,620.75 : x
2. Step 2: Convert to fraction form
   43,051.50/64,620.75 = 64,620.75/x
3. Step 3: Cross multiply
   43,051.50x = 64,620.75 × 64,620.75
4. Step 4: Simplify right side
   43,051.50x = 4,175,841,330.56
5. Step 5: Solve for x
   x = 4,175,841,330.56/43,051.50
6. Step 6: Final answer
   x = 96,996.42