Finding the Third Proportional to 77,258.81 and 110,271.38

Step by Step Solution

1. Step 1: Write the proportion equation
   77,258.81 : 110,271.38 = 110,271.38 : x
2. Step 2: Convert to fraction form
   77,258.81/110,271.38 = 110,271.38/x
3. Step 3: Cross multiply
   77,258.81x = 110,271.38 × 110,271.38
4. Step 4: Simplify right side
   77,258.81x = 12,159,776,144.39
5. Step 5: Solve for x
   x = 12,159,776,144.39/77,258.81
6. Step 6: Final answer
   x = 157,390.15