Finding the Fourth Proportional to 5,154,190.38, 7,111,929.22 and 2,978,935.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,154,190.38 : 7,111,929.22 = 2,978,935.94 : x
2. Step 2: Convert to fraction form
   5,154,190.38/7,111,929.22 = 2,978,935.94/x
3. Step 3: Cross multiply
   5,154,190.38x = 7,111,929.22 × 2,978,935.94
4. Step 4: Simplify right side
   5,154,190.38x = 21,185,981,534,900.01
5. Step 5: Solve for x
   x = 21,185,981,534,900.01/5,154,190.38
6. Step 6: Final answer
   x = 4,110,438.30