Finding the Third Proportional to 28,376 and 42,958.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,376 : 42,958.50 = 42,958.50 : x
2. Step 2: Convert to fraction form
   28,376/42,958.50 = 42,958.50/x
3. Step 3: Cross multiply
   28,376x = 42,958.50 × 42,958.50
4. Step 4: Simplify right side
   28,376x = 1,845,432,722.25
5. Step 5: Solve for x
   x = 1,845,432,722.25/28,376
6. Step 6: Final answer
   x = 65,034.98