Finding the Fourth Proportional to 9,027,831.56, 12,458,405.52 and 5,160,435.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,027,831.56 : 12,458,405.52 = 5,160,435.98 : x
2. Step 2: Convert to fraction form
   9,027,831.56/12,458,405.52 = 5,160,435.98/x
3. Step 3: Cross multiply
   9,027,831.56x = 12,458,405.52 × 5,160,435.98
4. Step 4: Simplify right side
   9,027,831.56x = 64,290,804,036,546.58
5. Step 5: Solve for x
   x = 64,290,804,036,546.58/9,027,831.56
6. Step 6: Final answer
   x = 7,121,400.49