Finding the Third Proportional to 33,426.84 and 69,655.78

Step by Step Solution

1. Step 1: Write the proportion equation
   33,426.84 : 69,655.78 = 69,655.78 : x
2. Step 2: Convert to fraction form
   33,426.84/69,655.78 = 69,655.78/x
3. Step 3: Cross multiply
   33,426.84x = 69,655.78 × 69,655.78
4. Step 4: Simplify right side
   33,426.84x = 4,851,927,861.55
5. Step 5: Solve for x
   x = 4,851,927,861.55/33,426.84
6. Step 6: Final answer
   x = 145,150.64