Finding the Third Proportional to 29,491.50 and 64,166.25

Step by Step Solution

1. Step 1: Write the proportion equation
   29,491.50 : 64,166.25 = 64,166.25 : x
2. Step 2: Convert to fraction form
   29,491.50/64,166.25 = 64,166.25/x
3. Step 3: Cross multiply
   29,491.50x = 64,166.25 × 64,166.25
4. Step 4: Simplify right side
   29,491.50x = 4,117,307,639.06
5. Step 5: Solve for x
   x = 4,117,307,639.06/29,491.50
6. Step 6: Final answer
   x = 139,609.98