Finding the Third Proportional to 56,811 and 88,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,811 : 88,924.50 = 88,924.50 : x
2. Step 2: Convert to fraction form
   56,811/88,924.50 = 88,924.50/x
3. Step 3: Cross multiply
   56,811x = 88,924.50 × 88,924.50
4. Step 4: Simplify right side
   56,811x = 7,907,566,700.25
5. Step 5: Solve for x
   x = 7,907,566,700.25/56,811
6. Step 6: Final answer
   x = 139,190.77