Finding the Third Proportional to 64,926.56 and 97,816.78

Step by Step Solution

1. Step 1: Write the proportion equation
   64,926.56 : 97,816.78 = 97,816.78 : x
2. Step 2: Convert to fraction form
   64,926.56/97,816.78 = 97,816.78/x
3. Step 3: Cross multiply
   64,926.56x = 97,816.78 × 97,816.78
4. Step 4: Simplify right side
   64,926.56x = 9,568,122,694.11
5. Step 5: Solve for x
   x = 9,568,122,694.11/64,926.56
6. Step 6: Final answer
   x = 147,368.39