Finding the Third Proportional to 60,284 and 91,830

Step by Step Solution

1. Step 1: Write the proportion equation
   60,284 : 91,830 = 91,830 : x
2. Step 2: Convert to fraction form
   60,284/91,830 = 91,830/x
3. Step 3: Cross multiply
   60,284x = 91,830 × 91,830
4. Step 4: Simplify right side
   60,284x = 8,432,748,900
5. Step 5: Solve for x
   x = 8,432,748,900/60,284
6. Step 6: Final answer
   x = 139,883.70