Finding the Third Proportional to 91,080,435.50 and 140,876,729.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,080,435.50 : 140,876,729.50 = 140,876,729.50 : x
2. Step 2: Convert to fraction form
   91,080,435.50/140,876,729.50 = 140,876,729.50/x
3. Step 3: Cross multiply
   91,080,435.50x = 140,876,729.50 × 140,876,729.50
4. Step 4: Simplify right side
   91,080,435.50x = 19,846,252,914,616,172
5. Step 5: Solve for x
   x = 19,846,252,914,616,172/91,080,435.50
6. Step 6: Final answer
   x = 217,898,089.81