Finding the Fourth Proportional to 22,828,990.94, 31,505,990.30 and 12,517,706.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,828,990.94 : 31,505,990.30 = 12,517,706.96 : x
2. Step 2: Convert to fraction form
   22,828,990.94/31,505,990.30 = 12,517,706.96/x
3. Step 3: Cross multiply
   22,828,990.94x = 31,505,990.30 × 12,517,706.96
4. Step 4: Simplify right side
   22,828,990.94x = 394,382,754,060,002.50
5. Step 5: Solve for x
   x = 394,382,754,060,002.50/22,828,990.94
6. Step 6: Final answer
   x = 17,275,522.83