Finding the Third Proportional to 29,865.38 and 64,157.48

Step by Step Solution

1. Step 1: Write the proportion equation
   29,865.38 : 64,157.48 = 64,157.48 : x
2. Step 2: Convert to fraction form
   29,865.38/64,157.48 = 64,157.48/x
3. Step 3: Cross multiply
   29,865.38x = 64,157.48 × 64,157.48
4. Step 4: Simplify right side
   29,865.38x = 4,116,182,801.33
5. Step 5: Solve for x
   x = 4,116,182,801.33/29,865.38
6. Step 6: Final answer
   x = 137,824.58