Finding the Third Proportional to 59,147,300.25 and 129,425,799

Step by Step Solution

1. Step 1: Write the proportion equation
   59,147,300.25 : 129,425,799 = 129,425,799 : x
2. Step 2: Convert to fraction form
   59,147,300.25/129,425,799 = 129,425,799/x
3. Step 3: Cross multiply
   59,147,300.25x = 129,425,799 × 129,425,799
4. Step 4: Simplify right side
   59,147,300.25x = 16,751,037,446,788,400
5. Step 5: Solve for x
   x = 16,751,037,446,788,400/59,147,300.25
6. Step 6: Final answer
   x = 283,208,825.69