Finding the Third Proportional to 19,875 and 43,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,875 : 43,390.50 = 43,390.50 : x
2. Step 2: Convert to fraction form
   19,875/43,390.50 = 43,390.50/x
3. Step 3: Cross multiply
   19,875x = 43,390.50 × 43,390.50
4. Step 4: Simplify right side
   19,875x = 1,882,735,490.25
5. Step 5: Solve for x
   x = 1,882,735,490.25/19,875
6. Step 6: Final answer
   x = 94,728.83