Finding the Third Proportional to 149,977.50 and 210,933

Step by Step Solution

1. Step 1: Write the proportion equation
   149,977.50 : 210,933 = 210,933 : x
2. Step 2: Convert to fraction form
   149,977.50/210,933 = 210,933/x
3. Step 3: Cross multiply
   149,977.50x = 210,933 × 210,933
4. Step 4: Simplify right side
   149,977.50x = 44,492,730,489
5. Step 5: Solve for x
   x = 44,492,730,489/149,977.50
6. Step 6: Final answer
   x = 296,662.70