Finding the Fourth Proportional to 22,478,043.88, 31,019,700.16 and 12,164,766.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,478,043.88 : 31,019,700.16 = 12,164,766.98 : x
2. Step 2: Convert to fraction form
   22,478,043.88/31,019,700.16 = 12,164,766.98/x
3. Step 3: Cross multiply
   22,478,043.88x = 31,019,700.16 × 12,164,766.98
4. Step 4: Simplify right side
   22,478,043.88x = 377,347,424,095,976.12
5. Step 5: Solve for x
   x = 377,347,424,095,976.12/22,478,043.88
6. Step 6: Final answer
   x = 16,787,378.21