Finding the Third Proportional to 34,065,786 and 74,726,781

Step by Step Solution

1. Step 1: Write the proportion equation
   34,065,786 : 74,726,781 = 74,726,781 : x
2. Step 2: Convert to fraction form
   34,065,786/74,726,781 = 74,726,781/x
3. Step 3: Cross multiply
   34,065,786x = 74,726,781 × 74,726,781
4. Step 4: Simplify right side
   34,065,786x = 5,584,091,798,621,961
5. Step 5: Solve for x
   x = 5,584,091,798,621,961/34,065,786
6. Step 6: Final answer
   x = 163,920,826.56