Finding the Third Proportional to 607,124 and 891,016

Step by Step Solution

1. Step 1: Write the proportion equation
   607,124 : 891,016 = 891,016 : x
2. Step 2: Convert to fraction form
   607,124/891,016 = 891,016/x
3. Step 3: Cross multiply
   607,124x = 891,016 × 891,016
4. Step 4: Simplify right side
   607,124x = 793,909,512,256
5. Step 5: Solve for x
   x = 793,909,512,256/607,124
6. Step 6: Final answer
   x = 1,307,656.28