Finding the Third Proportional to 708,915 and 1,076,479.50

Step by Step Solution

1. Step 1: Write the proportion equation
   708,915 : 1,076,479.50 = 1,076,479.50 : x
2. Step 2: Convert to fraction form
   708,915/1,076,479.50 = 1,076,479.50/x
3. Step 3: Cross multiply
   708,915x = 1,076,479.50 × 1,076,479.50
4. Step 4: Simplify right side
   708,915x = 1,158,808,113,920.25
5. Step 5: Solve for x
   x = 1,158,808,113,920.25/708,915
6. Step 6: Final answer
   x = 1,634,622.08