Finding the Fourth Proportional to 22,711,817.54, 31,342,435.52 and 12,922,261.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,711,817.54 : 31,342,435.52 = 12,922,261.53 : x
2. Step 2: Convert to fraction form
   22,711,817.54/31,342,435.52 = 12,922,261.53/x
3. Step 3: Cross multiply
   22,711,817.54x = 31,342,435.52 × 12,922,261.53
4. Step 4: Simplify right side
   22,711,817.54x = 405,015,148,594,456.06
5. Step 5: Solve for x
   x = 405,015,148,594,456.06/22,711,817.54
6. Step 6: Final answer
   x = 17,832,793.34