Finding the Third Proportional to 5,207,808 and 7,885,152

Step by Step Solution

1. Step 1: Write the proportion equation
   5,207,808 : 7,885,152 = 7,885,152 : x
2. Step 2: Convert to fraction form
   5,207,808/7,885,152 = 7,885,152/x
3. Step 3: Cross multiply
   5,207,808x = 7,885,152 × 7,885,152
4. Step 4: Simplify right side
   5,207,808x = 62,175,622,063,104
5. Step 5: Solve for x
   x = 62,175,622,063,104/5,207,808
6. Step 6: Final answer
   x = 11,938,923.64