Finding the Third Proportional to 5,535,588 and 7,791,921

Step by Step Solution

1. Step 1: Write the proportion equation
   5,535,588 : 7,791,921 = 7,791,921 : x
2. Step 2: Convert to fraction form
   5,535,588/7,791,921 = 7,791,921/x
3. Step 3: Cross multiply
   5,535,588x = 7,791,921 × 7,791,921
4. Step 4: Simplify right side
   5,535,588x = 60,714,032,870,241
5. Step 5: Solve for x
   x = 60,714,032,870,241/5,535,588
6. Step 6: Final answer
   x = 10,967,946.47