Finding the Third Proportional to 69,700.50 and 151,854.75

Step by Step Solution

1. Step 1: Write the proportion equation
   69,700.50 : 151,854.75 = 151,854.75 : x
2. Step 2: Convert to fraction form
   69,700.50/151,854.75 = 151,854.75/x
3. Step 3: Cross multiply
   69,700.50x = 151,854.75 × 151,854.75
4. Step 4: Simplify right side
   69,700.50x = 23,059,865,097.56
5. Step 5: Solve for x
   x = 23,059,865,097.56/69,700.50
6. Step 6: Final answer
   x = 330,842.18