Finding the Third Proportional to 38,380,206 and 54,884,142

Step by Step Solution

1. Step 1: Write the proportion equation
   38,380,206 : 54,884,142 = 54,884,142 : x
2. Step 2: Convert to fraction form
   38,380,206/54,884,142 = 54,884,142/x
3. Step 3: Cross multiply
   38,380,206x = 54,884,142 × 54,884,142
4. Step 4: Simplify right side
   38,380,206x = 3,012,269,043,076,164
5. Step 5: Solve for x
   x = 3,012,269,043,076,164/38,380,206
6. Step 6: Final answer
   x = 78,484,962.88