Finding the Third Proportional to 1,009,629,385.31 and 1,550,914,353.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,629,385.31 : 1,550,914,353.28 = 1,550,914,353.28 : x
2. Step 2: Convert to fraction form
   1,009,629,385.31/1,550,914,353.28 = 1,550,914,353.28/x
3. Step 3: Cross multiply
   1,009,629,385.31x = 1,550,914,353.28 × 1,550,914,353.28
4. Step 4: Simplify right side
   1,009,629,385.31x = 2,405,335,331,213,642,752
5. Step 5: Solve for x
   x = 2,405,335,331,213,642,752/1,009,629,385.31
6. Step 6: Final answer
   x = 2,382,394,338.17