Finding the Fourth Proportional to 2,136,402.34, 3,204,519.99 and 538,945.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,136,402.34 : 3,204,519.99 = 538,945.54 : x
2. Step 2: Convert to fraction form
   2,136,402.34/3,204,519.99 = 538,945.54/x
3. Step 3: Cross multiply
   2,136,402.34x = 3,204,519.99 × 538,945.54
4. Step 4: Simplify right side
   2,136,402.34x = 1,727,061,756,451.34
5. Step 5: Solve for x
   x = 1,727,061,756,451.34/2,136,402.34
6. Step 6: Final answer
   x = 808,397.24