Finding the Third Proportional to 71,724,619,803 and 156,960,585,763

Step by Step Solution

1. Step 1: Write the proportion equation
   71,724,619,803 : 156,960,585,763 = 156,960,585,763 : x
2. Step 2: Convert to fraction form
   71,724,619,803/156,960,585,763 = 156,960,585,763/x
3. Step 3: Cross multiply
   71,724,619,803x = 156,960,585,763 × 156,960,585,763
4. Step 4: Simplify right side
   71,724,619,803x = 24,636,625,483,064,076,664,832
5. Step 5: Solve for x
   x = 24,636,625,483,064,076,664,832/71,724,619,803
6. Step 6: Final answer
   x = 343,489,105,285.35