Finding the Third Proportional to 117,156,739 and 251,945,124

Step by Step Solution

1. Step 1: Write the proportion equation
   117,156,739 : 251,945,124 = 251,945,124 : x
2. Step 2: Convert to fraction form
   117,156,739/251,945,124 = 251,945,124/x
3. Step 3: Cross multiply
   117,156,739x = 251,945,124 × 251,945,124
4. Step 4: Simplify right side
   117,156,739x = 63,476,345,507,375,376
5. Step 5: Solve for x
   x = 63,476,345,507,375,376/117,156,739
6. Step 6: Final answer
   x = 541,807,036.02