Finding the Third Proportional to 553,042,620 and 1,184,969,118

Step by Step Solution

1. Step 1: Write the proportion equation
   553,042,620 : 1,184,969,118 = 1,184,969,118 : x
2. Step 2: Convert to fraction form
   553,042,620/1,184,969,118 = 1,184,969,118/x
3. Step 3: Cross multiply
   553,042,620x = 1,184,969,118 × 1,184,969,118
4. Step 4: Simplify right side
   553,042,620x = 1,404,151,810,613,698,048
5. Step 5: Solve for x
   x = 1,404,151,810,613,698,048/553,042,620
6. Step 6: Final answer
   x = 2,538,957,685.78