Finding the Third Proportional to 73,587,978 and 154,803,348

Step by Step Solution

1. Step 1: Write the proportion equation
   73,587,978 : 154,803,348 = 154,803,348 : x
2. Step 2: Convert to fraction form
   73,587,978/154,803,348 = 154,803,348/x
3. Step 3: Cross multiply
   73,587,978x = 154,803,348 × 154,803,348
4. Step 4: Simplify right side
   73,587,978x = 23,964,076,552,009,104
5. Step 5: Solve for x
   x = 23,964,076,552,009,104/73,587,978
6. Step 6: Final answer
   x = 325,652,058.98