Finding the Third Proportional to 93,213 and 201,978

Step by Step Solution

1. Step 1: Write the proportion equation
   93,213 : 201,978 = 201,978 : x
2. Step 2: Convert to fraction form
   93,213/201,978 = 201,978/x
3. Step 3: Cross multiply
   93,213x = 201,978 × 201,978
4. Step 4: Simplify right side
   93,213x = 40,795,112,484
5. Step 5: Solve for x
   x = 40,795,112,484/93,213
6. Step 6: Final answer
   x = 437,654.75