Finding the Third Proportional to 89,015,805 and 187,596,090

Step by Step Solution

1. Step 1: Write the proportion equation
   89,015,805 : 187,596,090 = 187,596,090 : x
2. Step 2: Convert to fraction form
   89,015,805/187,596,090 = 187,596,090/x
3. Step 3: Cross multiply
   89,015,805x = 187,596,090 × 187,596,090
4. Step 4: Simplify right side
   89,015,805x = 35,192,292,983,288,100
5. Step 5: Solve for x
   x = 35,192,292,983,288,100/89,015,805
6. Step 6: Final answer
   x = 395,348,814.55