Finding the Third Proportional to 46,988.86 and 72,708.89

Step by Step Solution

1. Step 1: Write the proportion equation
   46,988.86 : 72,708.89 = 72,708.89 : x
2. Step 2: Convert to fraction form
   46,988.86/72,708.89 = 72,708.89/x
3. Step 3: Cross multiply
   46,988.86x = 72,708.89 × 72,708.89
4. Step 4: Simplify right side
   46,988.86x = 5,286,582,775.92
5. Step 5: Solve for x
   x = 5,286,582,775.92/46,988.86
6. Step 6: Final answer
   x = 112,507.15