Finding the Third Proportional to 84,964,690.50 and 131,200,339.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,964,690.50 : 131,200,339.50 = 131,200,339.50 : x
2. Step 2: Convert to fraction form
   84,964,690.50/131,200,339.50 = 131,200,339.50/x
3. Step 3: Cross multiply
   84,964,690.50x = 131,200,339.50 × 131,200,339.50
4. Step 4: Simplify right side
   84,964,690.50x = 17,213,529,084,915,260
5. Step 5: Solve for x
   x = 17,213,529,084,915,260/84,964,690.50
6. Step 6: Final answer
   x = 202,596,266.56