Finding the Third Proportional to 57,978 and 93,254

Step by Step Solution

1. Step 1: Write the proportion equation
   57,978 : 93,254 = 93,254 : x
2. Step 2: Convert to fraction form
   57,978/93,254 = 93,254/x
3. Step 3: Cross multiply
   57,978x = 93,254 × 93,254
4. Step 4: Simplify right side
   57,978x = 8,696,308,516
5. Step 5: Solve for x
   x = 8,696,308,516/57,978
6. Step 6: Final answer
   x = 149,993.25