Finding the Third Proportional to 35,457.59 and 53,609.26

Step by Step Solution

1. Step 1: Write the proportion equation
   35,457.59 : 53,609.26 = 53,609.26 : x
2. Step 2: Convert to fraction form
   35,457.59/53,609.26 = 53,609.26/x
3. Step 3: Cross multiply
   35,457.59x = 53,609.26 × 53,609.26
4. Step 4: Simplify right side
   35,457.59x = 2,873,953,256.15
5. Step 5: Solve for x
   x = 2,873,953,256.15/35,457.59
6. Step 6: Final answer
   x = 81,053.26