Finding the Third Proportional to 62,417.81 and 91,434.38

Step by Step Solution

1. Step 1: Write the proportion equation
   62,417.81 : 91,434.38 = 91,434.38 : x
2. Step 2: Convert to fraction form
   62,417.81/91,434.38 = 91,434.38/x
3. Step 3: Cross multiply
   62,417.81x = 91,434.38 × 91,434.38
4. Step 4: Simplify right side
   62,417.81x = 8,360,244,931.64
5. Step 5: Solve for x
   x = 8,360,244,931.64/62,417.81
6. Step 6: Final answer
   x = 133,940.05