Finding the Third Proportional to 651,780 and 973,968.75

Step by Step Solution

1. Step 1: Write the proportion equation
   651,780 : 973,968.75 = 973,968.75 : x
2. Step 2: Convert to fraction form
   651,780/973,968.75 = 973,968.75/x
3. Step 3: Cross multiply
   651,780x = 973,968.75 × 973,968.75
4. Step 4: Simplify right side
   651,780x = 948,615,125,976.56
5. Step 5: Solve for x
   x = 948,615,125,976.56/651,780
6. Step 6: Final answer
   x = 1,455,422.27