Finding the Third Proportional to 42,654,745 and 91,879,843

Step by Step Solution

1. Step 1: Write the proportion equation
   42,654,745 : 91,879,843 = 91,879,843 : x
2. Step 2: Convert to fraction form
   42,654,745/91,879,843 = 91,879,843/x
3. Step 3: Cross multiply
   42,654,745x = 91,879,843 × 91,879,843
4. Step 4: Simplify right side
   42,654,745x = 8,441,905,549,704,649
5. Step 5: Solve for x
   x = 8,441,905,549,704,649/42,654,745
6. Step 6: Final answer
   x = 197,912,460.85