Finding the Third Proportional to 76,997,101.50 and 171,209,524.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,997,101.50 : 171,209,524.50 = 171,209,524.50 : x
2. Step 2: Convert to fraction form
   76,997,101.50/171,209,524.50 = 171,209,524.50/x
3. Step 3: Cross multiply
   76,997,101.50x = 171,209,524.50 × 171,209,524.50
4. Step 4: Simplify right side
   76,997,101.50x = 29,312,701,279,516,100
5. Step 5: Solve for x
   x = 29,312,701,279,516,100/76,997,101.50
6. Step 6: Final answer
   x = 380,698,762.79