Finding the Third Proportional to 83,471,040.56 and 178,404,782.06

Step by Step Solution

1. Step 1: Write the proportion equation
   83,471,040.56 : 178,404,782.06 = 178,404,782.06 : x
2. Step 2: Convert to fraction form
   83,471,040.56/178,404,782.06 = 178,404,782.06/x
3. Step 3: Cross multiply
   83,471,040.56x = 178,404,782.06 × 178,404,782.06
4. Step 4: Simplify right side
   83,471,040.56x = 31,828,266,262,768,120
5. Step 5: Solve for x
   x = 31,828,266,262,768,120/83,471,040.56
6. Step 6: Final answer
   x = 381,309,086.94