Finding the Third Proportional to 99,630 and 148,034.25

Step by Step Solution

1. Step 1: Write the proportion equation
   99,630 : 148,034.25 = 148,034.25 : x
2. Step 2: Convert to fraction form
   99,630/148,034.25 = 148,034.25/x
3. Step 3: Cross multiply
   99,630x = 148,034.25 × 148,034.25
4. Step 4: Simplify right side
   99,630x = 21,914,139,173.06
5. Step 5: Solve for x
   x = 21,914,139,173.06/99,630
6. Step 6: Final answer
   x = 219,955.23