Finding the Third Proportional to 256,221,439,093.12 and 551,003,323,754.79

Step by Step Solution

1. Step 1: Write the proportion equation
   256,221,439,093.12 : 551,003,323,754.79 = 551,003,323,754.79 : x
2. Step 2: Convert to fraction form
   256,221,439,093.12/551,003,323,754.79 = 551,003,323,754.79/x
3. Step 3: Cross multiply
   256,221,439,093.12x = 551,003,323,754.79 × 551,003,323,754.79
4. Step 4: Simplify right side
   256,221,439,093.12x = 303,604,662,788,825,964,085,248
5. Step 5: Solve for x
   x = 303,604,662,788,825,964,085,248/256,221,439,093.12
6. Step 6: Final answer
   x = 1,184,930,753,115.02