Finding the Third Proportional to 612,842 and 945,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   612,842 : 945,108.75 = 945,108.75 : x
2. Step 2: Convert to fraction form
   612,842/945,108.75 = 945,108.75/x
3. Step 3: Cross multiply
   612,842x = 945,108.75 × 945,108.75
4. Step 4: Simplify right side
   612,842x = 893,230,549,326.56
5. Step 5: Solve for x
   x = 893,230,549,326.56/612,842
6. Step 6: Final answer
   x = 1,457,521.76