Finding the Third Proportional to 98,947 and 148,420.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,947 : 148,420.50 = 148,420.50 : x
2. Step 2: Convert to fraction form
   98,947/148,420.50 = 148,420.50/x
3. Step 3: Cross multiply
   98,947x = 148,420.50 × 148,420.50
4. Step 4: Simplify right side
   98,947x = 22,028,644,820.25
5. Step 5: Solve for x
   x = 22,028,644,820.25/98,947
6. Step 6: Final answer
   x = 222,630.75