Finding the Third Proportional to 991,396,518.50 and 1,483,164,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   991,396,518.50 : 1,483,164,074.50 = 1,483,164,074.50 : x
2. Step 2: Convert to fraction form
   991,396,518.50/1,483,164,074.50 = 1,483,164,074.50/x
3. Step 3: Cross multiply
   991,396,518.50x = 1,483,164,074.50 × 1,483,164,074.50
4. Step 4: Simplify right side
   991,396,518.50x = 2,199,775,671,887,441,664
5. Step 5: Solve for x
   x = 2,199,775,671,887,441,664/991,396,518.50
6. Step 6: Final answer
   x = 2,218,865,641.38