Finding the Third Proportional to 57,115,300.50 and 87,012,110.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,115,300.50 : 87,012,110.25 = 87,012,110.25 : x
2. Step 2: Convert to fraction form
   57,115,300.50/87,012,110.25 = 87,012,110.25/x
3. Step 3: Cross multiply
   57,115,300.50x = 87,012,110.25 × 87,012,110.25
4. Step 4: Simplify right side
   57,115,300.50x = 7,571,107,330,158,155
5. Step 5: Solve for x
   x = 7,571,107,330,158,155/57,115,300.50
6. Step 6: Final answer
   x = 132,558,303.36