Finding the Third Proportional to 865,744,367.50 and 1,854,074,482

Step by Step Solution

1. Step 1: Write the proportion equation
   865,744,367.50 : 1,854,074,482 = 1,854,074,482 : x
2. Step 2: Convert to fraction form
   865,744,367.50/1,854,074,482 = 1,854,074,482/x
3. Step 3: Cross multiply
   865,744,367.50x = 1,854,074,482 × 1,854,074,482
4. Step 4: Simplify right side
   865,744,367.50x = 3,437,592,184,803,568,128
5. Step 5: Solve for x
   x = 3,437,592,184,803,568,128/865,744,367.50
6. Step 6: Final answer
   x = 3,970,678,082.18