Finding the Third Proportional to 858,164 and 1,887,715

Step by Step Solution

1. Step 1: Write the proportion equation
   858,164 : 1,887,715 = 1,887,715 : x
2. Step 2: Convert to fraction form
   858,164/1,887,715 = 1,887,715/x
3. Step 3: Cross multiply
   858,164x = 1,887,715 × 1,887,715
4. Step 4: Simplify right side
   858,164x = 3,563,467,921,225
5. Step 5: Solve for x
   x = 3,563,467,921,225/858,164
6. Step 6: Final answer
   x = 4,152,432.31