Finding the Third Proportional to 27,929.81 and 63,810.28

Step by Step Solution

1. Step 1: Write the proportion equation
   27,929.81 : 63,810.28 = 63,810.28 : x
2. Step 2: Convert to fraction form
   27,929.81/63,810.28 = 63,810.28/x
3. Step 3: Cross multiply
   27,929.81x = 63,810.28 × 63,810.28
4. Step 4: Simplify right side
   27,929.81x = 4,071,751,993.20
5. Step 5: Solve for x
   x = 4,071,751,993.20/27,929.81
6. Step 6: Final answer
   x = 145,785.15