Finding the Third Proportional to 39,162,042 and 55,051,415

Step by Step Solution

1. Step 1: Write the proportion equation
   39,162,042 : 55,051,415 = 55,051,415 : x
2. Step 2: Convert to fraction form
   39,162,042/55,051,415 = 55,051,415/x
3. Step 3: Cross multiply
   39,162,042x = 55,051,415 × 55,051,415
4. Step 4: Simplify right side
   39,162,042x = 3,030,658,293,502,225
5. Step 5: Solve for x
   x = 3,030,658,293,502,225/39,162,042
6. Step 6: Final answer
   x = 77,387,647.29