Finding the Third Proportional to 98,300.25 and 210,937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,300.25 : 210,937.50 = 210,937.50 : x
2. Step 2: Convert to fraction form
   98,300.25/210,937.50 = 210,937.50/x
3. Step 3: Cross multiply
   98,300.25x = 210,937.50 × 210,937.50
4. Step 4: Simplify right side
   98,300.25x = 44,494,628,906.25
5. Step 5: Solve for x
   x = 44,494,628,906.25/98,300.25
6. Step 6: Final answer
   x = 452,640.04