Finding the Third Proportional to 131,937 and 288,068.25

Step by Step Solution

1. Step 1: Write the proportion equation
   131,937 : 288,068.25 = 288,068.25 : x
2. Step 2: Convert to fraction form
   131,937/288,068.25 = 288,068.25/x
3. Step 3: Cross multiply
   131,937x = 288,068.25 × 288,068.25
4. Step 4: Simplify right side
   131,937x = 82,983,316,658.06
5. Step 5: Solve for x
   x = 82,983,316,658.06/131,937
6. Step 6: Final answer
   x = 628,961.68