Finding the Third Proportional to 19,878.75 and 43,263.28

Step by Step Solution

1. Step 1: Write the proportion equation
   19,878.75 : 43,263.28 = 43,263.28 : x
2. Step 2: Convert to fraction form
   19,878.75/43,263.28 = 43,263.28/x
3. Step 3: Cross multiply
   19,878.75x = 43,263.28 × 43,263.28
4. Step 4: Simplify right side
   19,878.75x = 1,871,711,504.52
5. Step 5: Solve for x
   x = 1,871,711,504.52/19,878.75
6. Step 6: Final answer
   x = 94,156.40