Finding the Third Proportional to 784,672 and 1,110,616

Step by Step Solution

1. Step 1: Write the proportion equation
   784,672 : 1,110,616 = 1,110,616 : x
2. Step 2: Convert to fraction form
   784,672/1,110,616 = 1,110,616/x
3. Step 3: Cross multiply
   784,672x = 1,110,616 × 1,110,616
4. Step 4: Simplify right side
   784,672x = 1,233,467,899,456
5. Step 5: Solve for x
   x = 1,233,467,899,456/784,672
6. Step 6: Final answer
   x = 1,571,953.50