Finding the Third Proportional to 68,452,300.50 and 161,428,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,452,300.50 : 161,428,099.50 = 161,428,099.50 : x
2. Step 2: Convert to fraction form
   68,452,300.50/161,428,099.50 = 161,428,099.50/x
3. Step 3: Cross multiply
   68,452,300.50x = 161,428,099.50 × 161,428,099.50
4. Step 4: Simplify right side
   68,452,300.50x = 26,059,031,308,181,900
5. Step 5: Solve for x
   x = 26,059,031,308,181,900/68,452,300.50
6. Step 6: Final answer
   x = 380,688,904.80