Finding the Third Proportional to 13,129,489.50 and 21,095,435.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,129,489.50 : 21,095,435.25 = 21,095,435.25 : x
2. Step 2: Convert to fraction form
   13,129,489.50/21,095,435.25 = 21,095,435.25/x
3. Step 3: Cross multiply
   13,129,489.50x = 21,095,435.25 × 21,095,435.25
4. Step 4: Simplify right side
   13,129,489.50x = 445,017,388,386,942.56
5. Step 5: Solve for x
   x = 445,017,388,386,942.56/13,129,489.50
6. Step 6: Final answer
   x = 33,894,492.88