Finding the Fourth Proportional to 22,161,499.58, 30,591,030.57 and 13,341,361.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,161,499.58 : 30,591,030.57 = 13,341,361.05 : x
2. Step 2: Convert to fraction form
   22,161,499.58/30,591,030.57 = 13,341,361.05/x
3. Step 3: Cross multiply
   22,161,499.58x = 30,591,030.57 × 13,341,361.05
4. Step 4: Simplify right side
   22,161,499.58x = 408,125,983,725,957.31
5. Step 5: Solve for x
   x = 408,125,983,725,957.31/22,161,499.58
6. Step 6: Final answer
   x = 18,415,991.31