Finding the Third Proportional to 7,958,688 and 17,188,140

Step by Step Solution

1. Step 1: Write the proportion equation
   7,958,688 : 17,188,140 = 17,188,140 : x
2. Step 2: Convert to fraction form
   7,958,688/17,188,140 = 17,188,140/x
3. Step 3: Cross multiply
   7,958,688x = 17,188,140 × 17,188,140
4. Step 4: Simplify right side
   7,958,688x = 295,432,156,659,600
5. Step 5: Solve for x
   x = 295,432,156,659,600/7,958,688
6. Step 6: Final answer
   x = 37,120,710.93