Finding the Third Proportional to 90,659 and 149,826

Step by Step Solution

1. Step 1: Write the proportion equation
   90,659 : 149,826 = 149,826 : x
2. Step 2: Convert to fraction form
   90,659/149,826 = 149,826/x
3. Step 3: Cross multiply
   90,659x = 149,826 × 149,826
4. Step 4: Simplify right side
   90,659x = 22,447,830,276
5. Step 5: Solve for x
   x = 22,447,830,276/90,659
6. Step 6: Final answer
   x = 247,607.30