Finding the Third Proportional to 40,810.50 and 58,421.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,810.50 : 58,421.25 = 58,421.25 : x
2. Step 2: Convert to fraction form
   40,810.50/58,421.25 = 58,421.25/x
3. Step 3: Cross multiply
   40,810.50x = 58,421.25 × 58,421.25
4. Step 4: Simplify right side
   40,810.50x = 3,413,042,451.56
5. Step 5: Solve for x
   x = 3,413,042,451.56/40,810.50
6. Step 6: Final answer
   x = 83,631.48