Finding the Third Proportional to 29,534.81 and 63,990.38

Step by Step Solution

1. Step 1: Write the proportion equation
   29,534.81 : 63,990.38 = 63,990.38 : x
2. Step 2: Convert to fraction form
   29,534.81/63,990.38 = 63,990.38/x
3. Step 3: Cross multiply
   29,534.81x = 63,990.38 × 63,990.38
4. Step 4: Simplify right side
   29,534.81x = 4,094,768,092.64
5. Step 5: Solve for x
   x = 4,094,768,092.64/29,534.81
6. Step 6: Final answer
   x = 138,642.09