Finding the Third Proportional to 45,867.63 and 64,591.63

Step by Step Solution

1. Step 1: Write the proportion equation
   45,867.63 : 64,591.63 = 64,591.63 : x
2. Step 2: Convert to fraction form
   45,867.63/64,591.63 = 64,591.63/x
3. Step 3: Cross multiply
   45,867.63x = 64,591.63 × 64,591.63
4. Step 4: Simplify right side
   45,867.63x = 4,172,078,020.14
5. Step 5: Solve for x
   x = 4,172,078,020.14/45,867.63
6. Step 6: Final answer
   x = 90,959.10