Finding the Third Proportional to 71,776,595.81 and 111,355,592.06

Step by Step Solution

1. Step 1: Write the proportion equation
   71,776,595.81 : 111,355,592.06 = 111,355,592.06 : x
2. Step 2: Convert to fraction form
   71,776,595.81/111,355,592.06 = 111,355,592.06/x
3. Step 3: Cross multiply
   71,776,595.81x = 111,355,592.06 × 111,355,592.06
4. Step 4: Simplify right side
   71,776,595.81x = 12,400,067,883,589,914
5. Step 5: Solve for x
   x = 12,400,067,883,589,914/71,776,595.81
6. Step 6: Final answer
   x = 172,759,208.53