Finding the Third Proportional to 29,316.94 and 64,011.09

Step by Step Solution

1. Step 1: Write the proportion equation
   29,316.94 : 64,011.09 = 64,011.09 : x
2. Step 2: Convert to fraction form
   29,316.94/64,011.09 = 64,011.09/x
3. Step 3: Cross multiply
   29,316.94x = 64,011.09 × 64,011.09
4. Step 4: Simplify right side
   29,316.94x = 4,097,420,123.07
5. Step 5: Solve for x
   x = 4,097,420,123.07/29,316.94
6. Step 6: Final answer
   x = 139,762.90