Finding the Third Proportional to 78,252,304 and 171,621,152

Step by Step Solution

1. Step 1: Write the proportion equation
   78,252,304 : 171,621,152 = 171,621,152 : x
2. Step 2: Convert to fraction form
   78,252,304/171,621,152 = 171,621,152/x
3. Step 3: Cross multiply
   78,252,304x = 171,621,152 × 171,621,152
4. Step 4: Simplify right side
   78,252,304x = 29,453,819,813,807,104
5. Step 5: Solve for x
   x = 29,453,819,813,807,104/78,252,304
6. Step 6: Final answer
   x = 376,395,560.36