Finding the Third Proportional to 69,573.38 and 148,984.88

Step by Step Solution

1. Step 1: Write the proportion equation
   69,573.38 : 148,984.88 = 148,984.88 : x
2. Step 2: Convert to fraction form
   69,573.38/148,984.88 = 148,984.88/x
3. Step 3: Cross multiply
   69,573.38x = 148,984.88 × 148,984.88
4. Step 4: Simplify right side
   69,573.38x = 22,196,492,978.77
5. Step 5: Solve for x
   x = 22,196,492,978.77/69,573.38
6. Step 6: Final answer
   x = 319,037.17