Finding the Third Proportional to 389,706,054 and 848,016,300

Step by Step Solution

1. Step 1: Write the proportion equation
   389,706,054 : 848,016,300 = 848,016,300 : x
2. Step 2: Convert to fraction form
   389,706,054/848,016,300 = 848,016,300/x
3. Step 3: Cross multiply
   389,706,054x = 848,016,300 × 848,016,300
4. Step 4: Simplify right side
   389,706,054x = 719,131,645,065,689,984
5. Step 5: Solve for x
   x = 719,131,645,065,689,984/389,706,054
6. Step 6: Final answer
   x = 1,845,318,125.51