Finding the Third Proportional to 71,897,918,774 and 156,310,415,111

Step by Step Solution

1. Step 1: Write the proportion equation
   71,897,918,774 : 156,310,415,111 = 156,310,415,111 : x
2. Step 2: Convert to fraction form
   71,897,918,774/156,310,415,111 = 156,310,415,111/x
3. Step 3: Cross multiply
   71,897,918,774x = 156,310,415,111 × 156,310,415,111
4. Step 4: Simplify right side
   71,897,918,774x = 24,432,945,872,173,136,871,424
5. Step 5: Solve for x
   x = 24,432,945,872,173,136,871,424/71,897,918,774
6. Step 6: Final answer
   x = 339,828,277,213.06