Finding the Third Proportional to 39,999,171,104.56 and 57,791,894,872.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,999,171,104.56 : 57,791,894,872.69 = 57,791,894,872.69 : x
2. Step 2: Convert to fraction form
   39,999,171,104.56/57,791,894,872.69 = 57,791,894,872.69/x
3. Step 3: Cross multiply
   39,999,171,104.56x = 57,791,894,872.69 × 57,791,894,872.69
4. Step 4: Simplify right side
   39,999,171,104.56x = 3,339,903,112,976,052,781,056
5. Step 5: Solve for x
   x = 3,339,903,112,976,052,781,056/39,999,171,104.56
6. Step 6: Final answer
   x = 83,499,308,129.29