Finding the Fourth Proportional to 19,978,909.59, 27,570,895.29 and 10,811,552.34

Step by Step Solution

1. Step 1: Write the proportion equation
   19,978,909.59 : 27,570,895.29 = 10,811,552.34 : x
2. Step 2: Convert to fraction form
   19,978,909.59/27,570,895.29 = 10,811,552.34/x
3. Step 3: Cross multiply
   19,978,909.59x = 27,570,895.29 × 10,811,552.34
4. Step 4: Simplify right side
   19,978,909.59x = 298,084,177,488,494.44
5. Step 5: Solve for x
   x = 298,084,177,488,494.44/19,978,909.59
6. Step 6: Final answer
   x = 14,919,942.26