Finding the Third Proportional to 74,283 and 111,442.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,283 : 111,442.50 = 111,442.50 : x
2. Step 2: Convert to fraction form
   74,283/111,442.50 = 111,442.50/x
3. Step 3: Cross multiply
   74,283x = 111,442.50 × 111,442.50
4. Step 4: Simplify right side
   74,283x = 12,419,430,806.25
5. Step 5: Solve for x
   x = 12,419,430,806.25/74,283
6. Step 6: Final answer
   x = 167,190.75