Finding the Third Proportional to 42,017,796 and 91,397,520

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017,796 : 91,397,520 = 91,397,520 : x
2. Step 2: Convert to fraction form
   42,017,796/91,397,520 = 91,397,520/x
3. Step 3: Cross multiply
   42,017,796x = 91,397,520 × 91,397,520
4. Step 4: Simplify right side
   42,017,796x = 8,353,506,662,150,400
5. Step 5: Solve for x
   x = 8,353,506,662,150,400/42,017,796
6. Step 6: Final answer
   x = 198,808,777.65