Finding the Third Proportional to 45,871.47 and 64,597.66

Step by Step Solution

1. Step 1: Write the proportion equation
   45,871.47 : 64,597.66 = 64,597.66 : x
2. Step 2: Convert to fraction form
   45,871.47/64,597.66 = 64,597.66/x
3. Step 3: Cross multiply
   45,871.47x = 64,597.66 × 64,597.66
4. Step 4: Simplify right side
   45,871.47x = 4,172,857,445.33
5. Step 5: Solve for x
   x = 4,172,857,445.33/45,871.47
6. Step 6: Final answer
   x = 90,968.47