Finding the Third Proportional to 71,724,619,810 and 156,960,585,764

Step by Step Solution

1. Step 1: Write the proportion equation
   71,724,619,810 : 156,960,585,764 = 156,960,585,764 : x
2. Step 2: Convert to fraction form
   71,724,619,810/156,960,585,764 = 156,960,585,764/x
3. Step 3: Cross multiply
   71,724,619,810x = 156,960,585,764 × 156,960,585,764
4. Step 4: Simplify right side
   71,724,619,810x = 24,636,625,483,377,999,347,712
5. Step 5: Solve for x
   x = 24,636,625,483,377,999,347,712/71,724,619,810
6. Step 6: Final answer
   x = 343,489,105,256.20