Finding the Third Proportional to 111,988,978 and 244,492,470

Step by Step Solution

1. Step 1: Write the proportion equation
   111,988,978 : 244,492,470 = 244,492,470 : x
2. Step 2: Convert to fraction form
   111,988,978/244,492,470 = 244,492,470/x
3. Step 3: Cross multiply
   111,988,978x = 244,492,470 × 244,492,470
4. Step 4: Simplify right side
   111,988,978x = 59,776,567,886,700,896
5. Step 5: Solve for x
   x = 59,776,567,886,700,896/111,988,978
6. Step 6: Final answer
   x = 533,771,885.00