Finding the Fourth Proportional to 22,369,196.34, 30,869,197.56 and 12,579,637.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,369,196.34 : 30,869,197.56 = 12,579,637.50 : x
2. Step 2: Convert to fraction form
   22,369,196.34/30,869,197.56 = 12,579,637.50/x
3. Step 3: Cross multiply
   22,369,196.34x = 30,869,197.56 × 12,579,637.50
4. Step 4: Simplify right side
   22,369,196.34x = 388,323,315,220,684.50
5. Step 5: Solve for x
   x = 388,323,315,220,684.50/22,369,196.34
6. Step 6: Final answer
   x = 17,359,734.76