Finding the Third Proportional to 56,361.75 and 84,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,361.75 : 84,364.50 = 84,364.50 : x
2. Step 2: Convert to fraction form
   56,361.75/84,364.50 = 84,364.50/x
3. Step 3: Cross multiply
   56,361.75x = 84,364.50 × 84,364.50
4. Step 4: Simplify right side
   56,361.75x = 7,117,368,860.25
5. Step 5: Solve for x
   x = 7,117,368,860.25/56,361.75
6. Step 6: Final answer
   x = 126,280.13