Finding the Fourth Proportional to 22,502,161.32, 31,053,131.73 and 12,188,884.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,502,161.32 : 31,053,131.73 = 12,188,884.42 : x
2. Step 2: Convert to fraction form
   22,502,161.32/31,053,131.73 = 12,188,884.42/x
3. Step 3: Cross multiply
   22,502,161.32x = 31,053,131.73 × 12,188,884.42
4. Step 4: Simplify right side
   22,502,161.32x = 378,503,033,475,060.25
5. Step 5: Solve for x
   x = 378,503,033,475,060.25/22,502,161.32
6. Step 6: Final answer
   x = 16,820,741.27