Finding the Third Proportional to 49,899,390 and 74,645,901

Step by Step Solution

1. Step 1: Write the proportion equation
   49,899,390 : 74,645,901 = 74,645,901 : x
2. Step 2: Convert to fraction form
   49,899,390/74,645,901 = 74,645,901/x
3. Step 3: Cross multiply
   49,899,390x = 74,645,901 × 74,645,901
4. Step 4: Simplify right side
   49,899,390x = 5,572,010,536,101,801
5. Step 5: Solve for x
   x = 5,572,010,536,101,801/49,899,390
6. Step 6: Final answer
   x = 111,664,902.84