Finding the Third Proportional to 868,188 and 1,876,740

Step by Step Solution

1. Step 1: Write the proportion equation
   868,188 : 1,876,740 = 1,876,740 : x
2. Step 2: Convert to fraction form
   868,188/1,876,740 = 1,876,740/x
3. Step 3: Cross multiply
   868,188x = 1,876,740 × 1,876,740
4. Step 4: Simplify right side
   868,188x = 3,522,153,027,600
5. Step 5: Solve for x
   x = 3,522,153,027,600/868,188
6. Step 6: Final answer
   x = 4,056,901.30