Finding the Third Proportional to 67,888.13 and 111,430.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,888.13 : 111,430.69 = 111,430.69 : x
2. Step 2: Convert to fraction form
   67,888.13/111,430.69 = 111,430.69/x
3. Step 3: Cross multiply
   67,888.13x = 111,430.69 × 111,430.69
4. Step 4: Simplify right side
   67,888.13x = 12,416,798,116.72
5. Step 5: Solve for x
   x = 12,416,798,116.72/67,888.13
6. Step 6: Final answer
   x = 182,900.88