Finding the Third Proportional to 31,920,878 and 49,528,099

Step by Step Solution

1. Step 1: Write the proportion equation
   31,920,878 : 49,528,099 = 49,528,099 : x
2. Step 2: Convert to fraction form
   31,920,878/49,528,099 = 49,528,099/x
3. Step 3: Cross multiply
   31,920,878x = 49,528,099 × 49,528,099
4. Step 4: Simplify right side
   31,920,878x = 2,453,032,590,553,801
5. Step 5: Solve for x
   x = 2,453,032,590,553,801/31,920,878
6. Step 6: Final answer
   x = 76,847,278.15