Finding the Third Proportional to 987,345,126 and 2,056,412,245.50

Step by Step Solution

1. Step 1: Write the proportion equation
   987,345,126 : 2,056,412,245.50 = 2,056,412,245.50 : x
2. Step 2: Convert to fraction form
   987,345,126/2,056,412,245.50 = 2,056,412,245.50/x
3. Step 3: Cross multiply
   987,345,126x = 2,056,412,245.50 × 2,056,412,245.50
4. Step 4: Simplify right side
   987,345,126x = 4,228,831,323,442,352,128
5. Step 5: Solve for x
   x = 4,228,831,323,442,352,128/987,345,126
6. Step 6: Final answer
   x = 4,283,032,560.84