Finding the Third Proportional to 63,607,258 and 137,776,575.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,607,258 : 137,776,575.50 = 137,776,575.50 : x
2. Step 2: Convert to fraction form
   63,607,258/137,776,575.50 = 137,776,575.50/x
3. Step 3: Cross multiply
   63,607,258x = 137,776,575.50 × 137,776,575.50
4. Step 4: Simplify right side
   63,607,258x = 18,982,384,756,507,200
5. Step 5: Solve for x
   x = 18,982,384,756,507,200/63,607,258
6. Step 6: Final answer
   x = 298,431,112.32