Finding the Fourth Proportional to 16,005,634.92, 22,089,878.82 and 9,128,540.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,005,634.92 : 22,089,878.82 = 9,128,540.52 : x
2. Step 2: Convert to fraction form
   16,005,634.92/22,089,878.82 = 9,128,540.52/x
3. Step 3: Cross multiply
   16,005,634.92x = 22,089,878.82 × 9,128,540.52
4. Step 4: Simplify right side
   16,005,634.92x = 201,648,353,890,259.78
5. Step 5: Solve for x
   x = 201,648,353,890,259.78/16,005,634.92
6. Step 6: Final answer
   x = 12,598,585.12