Finding the Third Proportional to 62,069.41 and 133,978.43

Step by Step Solution

1. Step 1: Write the proportion equation
   62,069.41 : 133,978.43 = 133,978.43 : x
2. Step 2: Convert to fraction form
   62,069.41/133,978.43 = 133,978.43/x
3. Step 3: Cross multiply
   62,069.41x = 133,978.43 × 133,978.43
4. Step 4: Simplify right side
   62,069.41x = 17,950,219,621.53
5. Step 5: Solve for x
   x = 17,950,219,621.53/62,069.41
6. Step 6: Final answer
   x = 289,195.89