Finding the Fourth Proportional to 21,932,857.98, 30,269,375.04 and 12,143,302.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,932,857.98 : 30,269,375.04 = 12,143,302.32 : x
2. Step 2: Convert to fraction form
   21,932,857.98/30,269,375.04 = 12,143,302.32/x
3. Step 3: Cross multiply
   21,932,857.98x = 30,269,375.04 × 12,143,302.32
4. Step 4: Simplify right side
   21,932,857.98x = 367,570,172,148,182.06
5. Step 5: Solve for x
   x = 367,570,172,148,182.06/21,932,857.98
6. Step 6: Final answer
   x = 16,758,881.70