Finding the Third Proportional to 155,148,444 and 231,377,250

Step by Step Solution

1. Step 1: Write the proportion equation
   155,148,444 : 231,377,250 = 231,377,250 : x
2. Step 2: Convert to fraction form
   155,148,444/231,377,250 = 231,377,250/x
3. Step 3: Cross multiply
   155,148,444x = 231,377,250 × 231,377,250
4. Step 4: Simplify right side
   155,148,444x = 53,535,431,817,562,496
5. Step 5: Solve for x
   x = 53,535,431,817,562,496/155,148,444
6. Step 6: Final answer
   x = 345,059,418.18