Finding the Third Proportional to 3,695.63 and 7,972.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,695.63 : 7,972.88 = 7,972.88 : x
2. Step 2: Convert to fraction form
   3,695.63/7,972.88 = 7,972.88/x
3. Step 3: Cross multiply
   3,695.63x = 7,972.88 × 7,972.88
4. Step 4: Simplify right side
   3,695.63x = 63,566,735.77
5. Step 5: Solve for x
   x = 63,566,735.77/3,695.63
6. Step 6: Final answer
   x = 17,200.54