Finding the Third Proportional to 42,145.31 and 63,104.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,145.31 : 63,104.06 = 63,104.06 : x
2. Step 2: Convert to fraction form
   42,145.31/63,104.06 = 63,104.06/x
3. Step 3: Cross multiply
   42,145.31x = 63,104.06 × 63,104.06
4. Step 4: Simplify right side
   42,145.31x = 3,982,122,704.00
5. Step 5: Solve for x
   x = 3,982,122,704.00/42,145.31
6. Step 6: Final answer
   x = 94,485.54