Finding the Fourth Proportional to 22,781,728.44, 31,438,868.56 and 12,327,744.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,781,728.44 : 31,438,868.56 = 12,327,744.84 : x
2. Step 2: Convert to fraction form
   22,781,728.44/31,438,868.56 = 12,327,744.84/x
3. Step 3: Cross multiply
   22,781,728.44x = 31,438,868.56 × 12,327,744.84
4. Step 4: Simplify right side
   22,781,728.44x = 387,570,349,665,978.19
5. Step 5: Solve for x
   x = 387,570,349,665,978.19/22,781,728.44
6. Step 6: Final answer
   x = 17,012,332.96