Finding the Third Proportional to 79,799,028 and 171,908,136

Step by Step Solution

1. Step 1: Write the proportion equation
   79,799,028 : 171,908,136 = 171,908,136 : x
2. Step 2: Convert to fraction form
   79,799,028/171,908,136 = 171,908,136/x
3. Step 3: Cross multiply
   79,799,028x = 171,908,136 × 171,908,136
4. Step 4: Simplify right side
   79,799,028x = 29,552,407,222,994,496
5. Step 5: Solve for x
   x = 29,552,407,222,994,496/79,799,028
6. Step 6: Final answer
   x = 370,335,428.43