Finding the Third Proportional to 46,911.38 and 72,743.63

Step by Step Solution

1. Step 1: Write the proportion equation
   46,911.38 : 72,743.63 = 72,743.63 : x
2. Step 2: Convert to fraction form
   46,911.38/72,743.63 = 72,743.63/x
3. Step 3: Cross multiply
   46,911.38x = 72,743.63 × 72,743.63
4. Step 4: Simplify right side
   46,911.38x = 5,291,634,978.14
5. Step 5: Solve for x
   x = 5,291,634,978.14/46,911.38
6. Step 6: Final answer
   x = 112,800.68