Finding the Third Proportional to 15,229,475,239.50 and 33,400,929,123

Step by Step Solution

1. Step 1: Write the proportion equation
   15,229,475,239.50 : 33,400,929,123 = 33,400,929,123 : x
2. Step 2: Convert to fraction form
   15,229,475,239.50/33,400,929,123 = 33,400,929,123/x
3. Step 3: Cross multiply
   15,229,475,239.50x = 33,400,929,123 × 33,400,929,123
4. Step 4: Simplify right side
   15,229,475,239.50x = 1,115,622,066,279,669,563,392
5. Step 5: Solve for x
   x = 1,115,622,066,279,669,563,392/15,229,475,239.50
6. Step 6: Final answer
   x = 73,254,137,042.50