Finding the Fourth Proportional to 1,079,886.06, 1,619,925.93 and 281,174.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,886.06 : 1,619,925.93 = 281,174.52 : x
2. Step 2: Convert to fraction form
   1,079,886.06/1,619,925.93 = 281,174.52/x
3. Step 3: Cross multiply
   1,079,886.06x = 1,619,925.93 × 281,174.52
4. Step 4: Simplify right side
   1,079,886.06x = 455,481,895,803.30
5. Step 5: Solve for x
   x = 455,481,895,803.30/1,079,886.06
6. Step 6: Final answer
   x = 421,786.99