Finding the Third Proportional to 89,015,832 and 187,596,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,015,832 : 187,596,139.50 = 187,596,139.50 : x
2. Step 2: Convert to fraction form
   89,015,832/187,596,139.50 = 187,596,139.50/x
3. Step 3: Cross multiply
   89,015,832x = 187,596,139.50 × 187,596,139.50
4. Step 4: Simplify right side
   89,015,832x = 35,192,311,555,303,460
5. Step 5: Solve for x
   x = 35,192,311,555,303,460/89,015,832
6. Step 6: Final answer
   x = 395,348,903.27