Finding the Third Proportional to 140,986,494 and 215,532,936

Step by Step Solution

1. Step 1: Write the proportion equation
   140,986,494 : 215,532,936 = 215,532,936 : x
2. Step 2: Convert to fraction form
   140,986,494/215,532,936 = 215,532,936/x
3. Step 3: Cross multiply
   140,986,494x = 215,532,936 × 215,532,936
4. Step 4: Simplify right side
   140,986,494x = 46,454,446,500,780,096
5. Step 5: Solve for x
   x = 46,454,446,500,780,096/140,986,494
6. Step 6: Final answer
   x = 329,495,721.06