Finding the Third Proportional to 33,931.13 and 54,423.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,931.13 : 54,423.56 = 54,423.56 : x
2. Step 2: Convert to fraction form
   33,931.13/54,423.56 = 54,423.56/x
3. Step 3: Cross multiply
   33,931.13x = 54,423.56 × 54,423.56
4. Step 4: Simplify right side
   33,931.13x = 2,961,924,155.19
5. Step 5: Solve for x
   x = 2,961,924,155.19/33,931.13
6. Step 6: Final answer
   x = 87,292.25