Finding the Fourth Proportional to 23,481,779.50, 32,406,388.43 and 13,559,081.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,481,779.50 : 32,406,388.43 = 13,559,081.05 : x
2. Step 2: Convert to fraction form
   23,481,779.50/32,406,388.43 = 13,559,081.05/x
3. Step 3: Cross multiply
   23,481,779.50x = 32,406,388.43 × 13,559,081.05
4. Step 4: Simplify right side
   23,481,779.50x = 439,400,847,260,152.25
5. Step 5: Solve for x
   x = 439,400,847,260,152.25/23,481,779.50
6. Step 6: Final answer
   x = 18,712,416.89