Finding the Fourth Proportional to 16,259,128.64, 22,435,980.55 and 9,385,825.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,259,128.64 : 22,435,980.55 = 9,385,825.04 : x
2. Step 2: Convert to fraction form
   16,259,128.64/22,435,980.55 = 9,385,825.04/x
3. Step 3: Cross multiply
   16,259,128.64x = 22,435,980.55 × 9,385,825.04
4. Step 4: Simplify right side
   16,259,128.64x = 210,580,187,907,498.50
5. Step 5: Solve for x
   x = 210,580,187,907,498.50/16,259,128.64
6. Step 6: Final answer
   x = 12,951,505.13