Finding the Fourth Proportional to 16,077,109.60, 24,171,651.60 and 13,613,672.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,077,109.60 : 24,171,651.60 = 13,613,672.80 : x
2. Step 2: Convert to fraction form
   16,077,109.60/24,171,651.60 = 13,613,672.80/x
3. Step 3: Cross multiply
   16,077,109.60x = 24,171,651.60 × 13,613,672.80
4. Step 4: Simplify right side
   16,077,109.60x = 329,064,955,917,996.50
5. Step 5: Solve for x
   x = 329,064,955,917,996.50/16,077,109.60
6. Step 6: Final answer
   x = 20,467,917.69