Finding the Third Proportional to 142,219,269,421.31 and 205,482,284,629.88

Step by Step Solution

1. Step 1: Write the proportion equation
   142,219,269,421.31 : 205,482,284,629.88 = 205,482,284,629.88 : x
2. Step 2: Convert to fraction form
   142,219,269,421.31/205,482,284,629.88 = 205,482,284,629.88/x
3. Step 3: Cross multiply
   142,219,269,421.31x = 205,482,284,629.88 × 205,482,284,629.88
4. Step 4: Simplify right side
   142,219,269,421.31x = 42,222,969,296,715,016,830,976
5. Step 5: Solve for x
   x = 42,222,969,296,715,016,830,976/142,219,269,421.31
6. Step 6: Final answer
   x = 296,886,416,788.11