Finding the Fourth Proportional to 22,480,903.76, 31,020,345.25 and 12,556,563.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,480,903.76 : 31,020,345.25 = 12,556,563.53 : x
2. Step 2: Convert to fraction form
   22,480,903.76/31,020,345.25 = 12,556,563.53/x
3. Step 3: Cross multiply
   22,480,903.76x = 31,020,345.25 × 12,556,563.53
4. Step 4: Simplify right side
   22,480,903.76x = 389,508,935,667,665.56
5. Step 5: Solve for x
   x = 389,508,935,667,665.56/22,480,903.76
6. Step 6: Final answer
   x = 17,326,213.39