Finding the Third Proportional to 1,860,523 and 4,006,090

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860,523 : 4,006,090 = 4,006,090 : x
2. Step 2: Convert to fraction form
   1,860,523/4,006,090 = 4,006,090/x
3. Step 3: Cross multiply
   1,860,523x = 4,006,090 × 4,006,090
4. Step 4: Simplify right side
   1,860,523x = 16,048,757,088,100
5. Step 5: Solve for x
   x = 16,048,757,088,100/1,860,523
6. Step 6: Final answer
   x = 8,625,938.56