Finding the Third Proportional to 62,418.94 and 91,436.06

Step by Step Solution

1. Step 1: Write the proportion equation
   62,418.94 : 91,436.06 = 91,436.06 : x
2. Step 2: Convert to fraction form
   62,418.94/91,436.06 = 91,436.06/x
3. Step 3: Cross multiply
   62,418.94x = 91,436.06 × 91,436.06
4. Step 4: Simplify right side
   62,418.94x = 8,360,553,525.50
5. Step 5: Solve for x
   x = 8,360,553,525.50/62,418.94
6. Step 6: Final answer
   x = 133,942.58