Finding the Third Proportional to 46,404.56 and 72,378.56

Step by Step Solution

1. Step 1: Write the proportion equation
   46,404.56 : 72,378.56 = 72,378.56 : x
2. Step 2: Convert to fraction form
   46,404.56/72,378.56 = 72,378.56/x
3. Step 3: Cross multiply
   46,404.56x = 72,378.56 × 72,378.56
4. Step 4: Simplify right side
   46,404.56x = 5,238,656,309.57
5. Step 5: Solve for x
   x = 5,238,656,309.57/46,404.56
6. Step 6: Final answer
   x = 112,890.98