Finding the Third Proportional to 90,785,089 and 194,191,900

Step by Step Solution

1. Step 1: Write the proportion equation
   90,785,089 : 194,191,900 = 194,191,900 : x
2. Step 2: Convert to fraction form
   90,785,089/194,191,900 = 194,191,900/x
3. Step 3: Cross multiply
   90,785,089x = 194,191,900 × 194,191,900
4. Step 4: Simplify right side
   90,785,089x = 37,710,494,025,610,000
5. Step 5: Solve for x
   x = 37,710,494,025,610,000/90,785,089
6. Step 6: Final answer
   x = 415,382,024.09