Finding the Third Proportional to 42,017,912 and 91,397,752

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017,912 : 91,397,752 = 91,397,752 : x
2. Step 2: Convert to fraction form
   42,017,912/91,397,752 = 91,397,752/x
3. Step 3: Cross multiply
   42,017,912x = 91,397,752 × 91,397,752
4. Step 4: Simplify right side
   42,017,912x = 8,353,549,070,653,504
5. Step 5: Solve for x
   x = 8,353,549,070,653,504/42,017,912
6. Step 6: Final answer
   x = 198,809,238.09