Finding the Third Proportional to 63,954 and 89,430.75

Step by Step Solution

1. Step 1: Write the proportion equation
   63,954 : 89,430.75 = 89,430.75 : x
2. Step 2: Convert to fraction form
   63,954/89,430.75 = 89,430.75/x
3. Step 3: Cross multiply
   63,954x = 89,430.75 × 89,430.75
4. Step 4: Simplify right side
   63,954x = 7,997,859,045.56
5. Step 5: Solve for x
   x = 7,997,859,045.56/63,954
6. Step 6: Final answer
   x = 125,056.43