Finding the Third Proportional to 35,984,854 and 78,358,988

Step by Step Solution

1. Step 1: Write the proportion equation
   35,984,854 : 78,358,988 = 78,358,988 : x
2. Step 2: Convert to fraction form
   35,984,854/78,358,988 = 78,358,988/x
3. Step 3: Cross multiply
   35,984,854x = 78,358,988 × 78,358,988
4. Step 4: Simplify right side
   35,984,854x = 6,140,131,000,384,144
5. Step 5: Solve for x
   x = 6,140,131,000,384,144/35,984,854
6. Step 6: Final answer
   x = 170,630,982.70