Finding the Third Proportional to 91,080,436 and 139,909,524

Step by Step Solution

1. Step 1: Write the proportion equation
   91,080,436 : 139,909,524 = 139,909,524 : x
2. Step 2: Convert to fraction form
   91,080,436/139,909,524 = 139,909,524/x
3. Step 3: Cross multiply
   91,080,436x = 139,909,524 × 139,909,524
4. Step 4: Simplify right side
   91,080,436x = 19,574,674,905,906,576
5. Step 5: Solve for x
   x = 19,574,674,905,906,576/91,080,436
6. Step 6: Final answer
   x = 214,916,350.49