Finding the Third Proportional to 42,017,776 and 91,397,480

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017,776 : 91,397,480 = 91,397,480 : x
2. Step 2: Convert to fraction form
   42,017,776/91,397,480 = 91,397,480/x
3. Step 3: Cross multiply
   42,017,776x = 91,397,480 × 91,397,480
4. Step 4: Simplify right side
   42,017,776x = 8,353,499,350,350,400
5. Step 5: Solve for x
   x = 8,353,499,350,350,400/42,017,776
6. Step 6: Final answer
   x = 198,808,698.26