Finding the Fourth Proportional to 16,899,084.42, 23,320,748.79 and 9,164,124.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,899,084.42 : 23,320,748.79 = 9,164,124.78 : x
2. Step 2: Convert to fraction form
   16,899,084.42/23,320,748.79 = 9,164,124.78/x
3. Step 3: Cross multiply
   16,899,084.42x = 23,320,748.79 × 9,164,124.78
4. Step 4: Simplify right side
   16,899,084.42x = 213,714,251,874,594
5. Step 5: Solve for x
   x = 213,714,251,874,594/16,899,084.42
6. Step 6: Final answer
   x = 12,646,498.86