Finding the Third Proportional to 51,495,997 and 72,171,501

Step by Step Solution

1. Step 1: Write the proportion equation
   51,495,997 : 72,171,501 = 72,171,501 : x
2. Step 2: Convert to fraction form
   51,495,997/72,171,501 = 72,171,501/x
3. Step 3: Cross multiply
   51,495,997x = 72,171,501 × 72,171,501
4. Step 4: Simplify right side
   51,495,997x = 5,208,725,556,593,001
5. Step 5: Solve for x
   x = 5,208,725,556,593,001/51,495,997
6. Step 6: Final answer
   x = 101,148,164.13