Finding the Third Proportional to 85,407,146,347.50 and 183,667,774,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,407,146,347.50 : 183,667,774,540.50 = 183,667,774,540.50 : x
2. Step 2: Convert to fraction form
   85,407,146,347.50/183,667,774,540.50 = 183,667,774,540.50/x
3. Step 3: Cross multiply
   85,407,146,347.50x = 183,667,774,540.50 × 183,667,774,540.50
4. Step 4: Simplify right side
   85,407,146,347.50x = 33,733,851,404,659,939,344,384
5. Step 5: Solve for x
   x = 33,733,851,404,659,939,344,384/85,407,146,347.50
6. Step 6: Final answer
   x = 394,976,917,591.95