Finding the Third Proportional to 56,401,872 and 76,099,368

Step by Step Solution

1. Step 1: Write the proportion equation
   56,401,872 : 76,099,368 = 76,099,368 : x
2. Step 2: Convert to fraction form
   56,401,872/76,099,368 = 76,099,368/x
3. Step 3: Cross multiply
   56,401,872x = 76,099,368 × 76,099,368
4. Step 4: Simplify right side
   56,401,872x = 5,791,113,809,999,424
5. Step 5: Solve for x
   x = 5,791,113,809,999,424/56,401,872
6. Step 6: Final answer
   x = 102,675,914.91