Finding the Third Proportional to 17,609.63 and 36,448.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,609.63 : 36,448.88 = 36,448.88 : x
2. Step 2: Convert to fraction form
   17,609.63/36,448.88 = 36,448.88/x
3. Step 3: Cross multiply
   17,609.63x = 36,448.88 × 36,448.88
4. Step 4: Simplify right side
   17,609.63x = 1,328,520,488.77
5. Step 5: Solve for x
   x = 1,328,520,488.77/17,609.63
6. Step 6: Final answer
   x = 75,442.86