Finding the Fourth Proportional to 32,923,485.99, 45,431,099.61 and 18,236,407.89

Step by Step Solution

1. Step 1: Write the proportion equation
   32,923,485.99 : 45,431,099.61 = 18,236,407.89 : x
2. Step 2: Convert to fraction form
   32,923,485.99/45,431,099.61 = 18,236,407.89/x
3. Step 3: Cross multiply
   32,923,485.99x = 45,431,099.61 × 18,236,407.89
4. Step 4: Simplify right side
   32,923,485.99x = 828,500,063,379,180
5. Step 5: Solve for x
   x = 828,500,063,379,180/32,923,485.99
6. Step 6: Final answer
   x = 25,164,408.89