Finding the Third Proportional to 683,818.50 and 1,488,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   683,818.50 : 1,488,043.50 = 1,488,043.50 : x
2. Step 2: Convert to fraction form
   683,818.50/1,488,043.50 = 1,488,043.50/x
3. Step 3: Cross multiply
   683,818.50x = 1,488,043.50 × 1,488,043.50
4. Step 4: Simplify right side
   683,818.50x = 2,214,273,457,892.25
5. Step 5: Solve for x
   x = 2,214,273,457,892.25/683,818.50
6. Step 6: Final answer
   x = 3,238,101.13