Finding the Third Proportional to 39,880,548 and 86,759,496

Step by Step Solution

1. Step 1: Write the proportion equation
   39,880,548 : 86,759,496 = 86,759,496 : x
2. Step 2: Convert to fraction form
   39,880,548/86,759,496 = 86,759,496/x
3. Step 3: Cross multiply
   39,880,548x = 86,759,496 × 86,759,496
4. Step 4: Simplify right side
   39,880,548x = 7,527,210,146,174,016
5. Step 5: Solve for x
   x = 7,527,210,146,174,016/39,880,548
6. Step 6: Final answer
   x = 188,743,899.56