Finding the Third Proportional to 34,149,128 and 74,538,976

Step by Step Solution

1. Step 1: Write the proportion equation
   34,149,128 : 74,538,976 = 74,538,976 : x
2. Step 2: Convert to fraction form
   34,149,128/74,538,976 = 74,538,976/x
3. Step 3: Cross multiply
   34,149,128x = 74,538,976 × 74,538,976
4. Step 4: Simplify right side
   34,149,128x = 5,556,058,943,128,576
5. Step 5: Solve for x
   x = 5,556,058,943,128,576/34,149,128
6. Step 6: Final answer
   x = 162,699,877.52