Finding the Third Proportional to 74,190,456 and 158,591,034

Step by Step Solution

1. Step 1: Write the proportion equation
   74,190,456 : 158,591,034 = 158,591,034 : x
2. Step 2: Convert to fraction form
   74,190,456/158,591,034 = 158,591,034/x
3. Step 3: Cross multiply
   74,190,456x = 158,591,034 × 158,591,034
4. Step 4: Simplify right side
   74,190,456x = 25,151,116,065,189,156
5. Step 5: Solve for x
   x = 25,151,116,065,189,156/74,190,456
6. Step 6: Final answer
   x = 339,007,433.32