Finding the Third Proportional to 30,499,850 and 67,140,796

Step by Step Solution

1. Step 1: Write the proportion equation
   30,499,850 : 67,140,796 = 67,140,796 : x
2. Step 2: Convert to fraction form
   30,499,850/67,140,796 = 67,140,796/x
3. Step 3: Cross multiply
   30,499,850x = 67,140,796 × 67,140,796
4. Step 4: Simplify right side
   30,499,850x = 4,507,886,487,513,616
5. Step 5: Solve for x
   x = 4,507,886,487,513,616/30,499,850
6. Step 6: Final answer
   x = 147,800,283.85