Finding the Third Proportional to 39,945,085 and 86,060,810

Step by Step Solution

1. Step 1: Write the proportion equation
   39,945,085 : 86,060,810 = 86,060,810 : x
2. Step 2: Convert to fraction form
   39,945,085/86,060,810 = 86,060,810/x
3. Step 3: Cross multiply
   39,945,085x = 86,060,810 × 86,060,810
4. Step 4: Simplify right side
   39,945,085x = 7,406,463,017,856,100
5. Step 5: Solve for x
   x = 7,406,463,017,856,100/39,945,085
6. Step 6: Final answer
   x = 185,416,128.61