Finding the Third Proportional to 16,390,645,140 and 35,267,233,416

Step by Step Solution

1. Step 1: Write the proportion equation
   16,390,645,140 : 35,267,233,416 = 35,267,233,416 : x
2. Step 2: Convert to fraction form
   16,390,645,140/35,267,233,416 = 35,267,233,416/x
3. Step 3: Cross multiply
   16,390,645,140x = 35,267,233,416 × 35,267,233,416
4. Step 4: Simplify right side
   16,390,645,140x = 1,243,777,752,818,627,117,056
5. Step 5: Solve for x
   x = 1,243,777,752,818,627,117,056/16,390,645,140
6. Step 6: Final answer
   x = 75,883,392,154.18