Finding the Third Proportional to 132,851,096 and 287,537,128

Step by Step Solution

1. Step 1: Write the proportion equation
   132,851,096 : 287,537,128 = 287,537,128 : x
2. Step 2: Convert to fraction form
   132,851,096/287,537,128 = 287,537,128/x
3. Step 3: Cross multiply
   132,851,096x = 287,537,128 × 287,537,128
4. Step 4: Simplify right side
   132,851,096x = 82,677,599,978,488,384
5. Step 5: Solve for x
   x = 82,677,599,978,488,384/132,851,096
6. Step 6: Final answer
   x = 622,332,840.81