Finding the Third Proportional to 43,578 and 92,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,578 : 92,389.50 = 92,389.50 : x
2. Step 2: Convert to fraction form
   43,578/92,389.50 = 92,389.50/x
3. Step 3: Cross multiply
   43,578x = 92,389.50 × 92,389.50
4. Step 4: Simplify right side
   43,578x = 8,535,819,710.25
5. Step 5: Solve for x
   x = 8,535,819,710.25/43,578
6. Step 6: Final answer
   x = 195,874.52