Finding the Third Proportional to 59,305,988,647.50 and 90,346,546,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,305,988,647.50 : 90,346,546,108.50 = 90,346,546,108.50 : x
2. Step 2: Convert to fraction form
   59,305,988,647.50/90,346,546,108.50 = 90,346,546,108.50/x
3. Step 3: Cross multiply
   59,305,988,647.50x = 90,346,546,108.50 × 90,346,546,108.50
4. Step 4: Simplify right side
   59,305,988,647.50x = 8,162,498,393,735,316,897,792
5. Step 5: Solve for x
   x = 8,162,498,393,735,316,897,792/59,305,988,647.50
6. Step 6: Final answer
   x = 137,633,628,236.96