Finding the Fourth Proportional to 22,397,215.59, 30,891,655.98 and 16,890,822.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,397,215.59 : 30,891,655.98 = 16,890,822.54 : x
2. Step 2: Convert to fraction form
   22,397,215.59/30,891,655.98 = 16,890,822.54/x
3. Step 3: Cross multiply
   22,397,215.59x = 30,891,655.98 × 16,890,822.54
4. Step 4: Simplify right side
   22,397,215.59x = 521,785,479,124,909.75
5. Step 5: Solve for x
   x = 521,785,479,124,909.75/22,397,215.59
6. Step 6: Final answer
   x = 23,296,890.50