Finding the Third Proportional to 39,569,598 and 85,907,142

Step by Step Solution

1. Step 1: Write the proportion equation
   39,569,598 : 85,907,142 = 85,907,142 : x
2. Step 2: Convert to fraction form
   39,569,598/85,907,142 = 85,907,142/x
3. Step 3: Cross multiply
   39,569,598x = 85,907,142 × 85,907,142
4. Step 4: Simplify right side
   39,569,598x = 7,380,037,046,608,164
5. Step 5: Solve for x
   x = 7,380,037,046,608,164/39,569,598
6. Step 6: Final answer
   x = 186,507,758.98