Finding the Fourth Proportional to 22,533,830.80, 33,839,427.61 and 13,831,212.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,533,830.80 : 33,839,427.61 = 13,831,212.05 : x
2. Step 2: Convert to fraction form
   22,533,830.80/33,839,427.61 = 13,831,212.05/x
3. Step 3: Cross multiply
   22,533,830.80x = 33,839,427.61 × 13,831,212.05
4. Step 4: Simplify right side
   22,533,830.80x = 468,040,298,863,667.88
5. Step 5: Solve for x
   x = 468,040,298,863,667.88/22,533,830.80
6. Step 6: Final answer
   x = 20,770,560.63