Finding the Third Proportional to 55,323 and 87,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,323 : 87,961.50 = 87,961.50 : x
2. Step 2: Convert to fraction form
   55,323/87,961.50 = 87,961.50/x
3. Step 3: Cross multiply
   55,323x = 87,961.50 × 87,961.50
4. Step 4: Simplify right side
   55,323x = 7,737,225,482.25
5. Step 5: Solve for x
   x = 7,737,225,482.25/55,323
6. Step 6: Final answer
   x = 139,855.49