Finding the Third Proportional to 177,789,042 and 267,156,900

Step by Step Solution

1. Step 1: Write the proportion equation
   177,789,042 : 267,156,900 = 267,156,900 : x
2. Step 2: Convert to fraction form
   177,789,042/267,156,900 = 267,156,900/x
3. Step 3: Cross multiply
   177,789,042x = 267,156,900 × 267,156,900
4. Step 4: Simplify right side
   177,789,042x = 71,372,809,217,610,000
5. Step 5: Solve for x
   x = 71,372,809,217,610,000/177,789,042
6. Step 6: Final answer
   x = 401,446,615.69