Finding the Third Proportional to 29,636.81 and 64,806.19

Step by Step Solution

1. Step 1: Write the proportion equation
   29,636.81 : 64,806.19 = 64,806.19 : x
2. Step 2: Convert to fraction form
   29,636.81/64,806.19 = 64,806.19/x
3. Step 3: Cross multiply
   29,636.81x = 64,806.19 × 64,806.19
4. Step 4: Simplify right side
   29,636.81x = 4,199,841,938.29
5. Step 5: Solve for x
   x = 4,199,841,938.29/29,636.81
6. Step 6: Final answer
   x = 141,710.31