Finding the Third Proportional to 139,311,186 and 325,314,412

Step by Step Solution

1. Step 1: Write the proportion equation
   139,311,186 : 325,314,412 = 325,314,412 : x
2. Step 2: Convert to fraction form
   139,311,186/325,314,412 = 325,314,412/x
3. Step 3: Cross multiply
   139,311,186x = 325,314,412 × 325,314,412
4. Step 4: Simplify right side
   139,311,186x = 105,829,466,654,905,744
5. Step 5: Solve for x
   x = 105,829,466,654,905,744/139,311,186
6. Step 6: Final answer
   x = 759,662,376.68