Finding the Third Proportional to 63,004.50 and 90,780.75

Step by Step Solution

1. Step 1: Write the proportion equation
   63,004.50 : 90,780.75 = 90,780.75 : x
2. Step 2: Convert to fraction form
   63,004.50/90,780.75 = 90,780.75/x
3. Step 3: Cross multiply
   63,004.50x = 90,780.75 × 90,780.75
4. Step 4: Simplify right side
   63,004.50x = 8,241,144,570.56
5. Step 5: Solve for x
   x = 8,241,144,570.56/63,004.50
6. Step 6: Final answer
   x = 130,802.48