Finding the Third Proportional to 137,085,922 and 296,742,980

Step by Step Solution

1. Step 1: Write the proportion equation
   137,085,922 : 296,742,980 = 296,742,980 : x
2. Step 2: Convert to fraction form
   137,085,922/296,742,980 = 296,742,980/x
3. Step 3: Cross multiply
   137,085,922x = 296,742,980 × 296,742,980
4. Step 4: Simplify right side
   137,085,922x = 88,056,396,179,280,400
5. Step 5: Solve for x
   x = 88,056,396,179,280,400/137,085,922
6. Step 6: Final answer
   x = 642,344,559.49