Finding the Third Proportional to 69,895,845 and 109,407,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,895,845 : 109,407,064.50 = 109,407,064.50 : x
2. Step 2: Convert to fraction form
   69,895,845/109,407,064.50 = 109,407,064.50/x
3. Step 3: Cross multiply
   69,895,845x = 109,407,064.50 × 109,407,064.50
4. Step 4: Simplify right side
   69,895,845x = 11,969,905,762,507,160
5. Step 5: Solve for x
   x = 11,969,905,762,507,160/69,895,845
6. Step 6: Final answer
   x = 171,253,466.68