Finding the Third Proportional to 47,769,980 and 72,050,820

Step by Step Solution

1. Step 1: Write the proportion equation
   47,769,980 : 72,050,820 = 72,050,820 : x
2. Step 2: Convert to fraction form
   47,769,980/72,050,820 = 72,050,820/x
3. Step 3: Cross multiply
   47,769,980x = 72,050,820 × 72,050,820
4. Step 4: Simplify right side
   47,769,980x = 5,191,320,662,672,400
5. Step 5: Solve for x
   x = 5,191,320,662,672,400/47,769,980
6. Step 6: Final answer
   x = 108,673,285.24