Finding the Fourth Proportional to 13,081,742.55, 18,052,804.71 and 7,281,894.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081,742.55 : 18,052,804.71 = 7,281,894.42 : x
2. Step 2: Convert to fraction form
   13,081,742.55/18,052,804.71 = 7,281,894.42/x
3. Step 3: Cross multiply
   13,081,742.55x = 18,052,804.71 × 7,281,894.42
4. Step 4: Simplify right side
   13,081,742.55x = 131,458,617,883,098.72
5. Step 5: Solve for x
   x = 131,458,617,883,098.72/13,081,742.55
6. Step 6: Final answer
   x = 10,049,014.29