Finding the Third Proportional to 111,970,867.50 and 167,956,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,970,867.50 : 167,956,357.50 = 167,956,357.50 : x
2. Step 2: Convert to fraction form
   111,970,867.50/167,956,357.50 = 167,956,357.50/x
3. Step 3: Cross multiply
   111,970,867.50x = 167,956,357.50 × 167,956,357.50
4. Step 4: Simplify right side
   111,970,867.50x = 28,209,338,024,667,808
5. Step 5: Solve for x
   x = 28,209,338,024,667,808/111,970,867.50
6. Step 6: Final answer
   x = 251,934,620.63