Finding the Third Proportional to 26,455,034 and 56,689,180

Step by Step Solution

1. Step 1: Write the proportion equation
   26,455,034 : 56,689,180 = 56,689,180 : x
2. Step 2: Convert to fraction form
   26,455,034/56,689,180 = 56,689,180/x
3. Step 3: Cross multiply
   26,455,034x = 56,689,180 × 56,689,180
4. Step 4: Simplify right side
   26,455,034x = 3,213,663,129,072,400
5. Step 5: Solve for x
   x = 3,213,663,129,072,400/26,455,034
6. Step 6: Final answer
   x = 121,476,431.63