Finding the Third Proportional to 90,116,715,200.62 and 187,649,659,666.12

Step by Step Solution

1. Step 1: Write the proportion equation
   90,116,715,200.62 : 187,649,659,666.12 = 187,649,659,666.12 : x
2. Step 2: Convert to fraction form
   90,116,715,200.62/187,649,659,666.12 = 187,649,659,666.12/x
3. Step 3: Cross multiply
   90,116,715,200.62x = 187,649,659,666.12 × 187,649,659,666.12
4. Step 4: Simplify right side
   90,116,715,200.62x = 35,212,394,772,810,663,198,720
5. Step 5: Solve for x
   x = 35,212,394,772,810,663,198,720/90,116,715,200.62
6. Step 6: Final answer
   x = 390,742,102,554.65