Finding the Third Proportional to 89,127,904.50 and 188,986,324.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,127,904.50 : 188,986,324.50 = 188,986,324.50 : x
2. Step 2: Convert to fraction form
   89,127,904.50/188,986,324.50 = 188,986,324.50/x
3. Step 3: Cross multiply
   89,127,904.50x = 188,986,324.50 × 188,986,324.50
4. Step 4: Simplify right side
   89,127,904.50x = 35,715,830,848,019,300
5. Step 5: Solve for x
   x = 35,715,830,848,019,300/89,127,904.50
6. Step 6: Final answer
   x = 400,725,575.77