Finding the Third Proportional to 164,559,620 and 350,989,238

Step by Step Solution

1. Step 1: Write the proportion equation
   164,559,620 : 350,989,238 = 350,989,238 : x
2. Step 2: Convert to fraction form
   164,559,620/350,989,238 = 350,989,238/x
3. Step 3: Cross multiply
   164,559,620x = 350,989,238 × 350,989,238
4. Step 4: Simplify right side
   164,559,620x = 123,193,445,191,820,640
5. Step 5: Solve for x
   x = 123,193,445,191,820,640/164,559,620
6. Step 6: Final answer
   x = 748,624,997.99