Finding the Fourth Proportional to 20,113,131.98, 27,755,599.55 and 11,742,105.86

Step by Step Solution

1. Step 1: Write the proportion equation
   20,113,131.98 : 27,755,599.55 = 11,742,105.86 : x
2. Step 2: Convert to fraction form
   20,113,131.98/27,755,599.55 = 11,742,105.86/x
3. Step 3: Cross multiply
   20,113,131.98x = 27,755,599.55 × 11,742,105.86
4. Step 4: Simplify right side
   20,113,131.98x = 325,909,188,098,761.81
5. Step 5: Solve for x
   x = 325,909,188,098,761.81/20,113,131.98
6. Step 6: Final answer
   x = 16,203,801.00