Finding the Third Proportional to 63,379,300.50 and 138,863,646

Step by Step Solution

1. Step 1: Write the proportion equation
   63,379,300.50 : 138,863,646 = 138,863,646 : x
2. Step 2: Convert to fraction form
   63,379,300.50/138,863,646 = 138,863,646/x
3. Step 3: Cross multiply
   63,379,300.50x = 138,863,646 × 138,863,646
4. Step 4: Simplify right side
   63,379,300.50x = 19,283,112,180,413,316
5. Step 5: Solve for x
   x = 19,283,112,180,413,316/63,379,300.50
6. Step 6: Final answer
   x = 304,249,368.93