Finding the Fourth Proportional to 2,166,293.44, 2,989,516.56 and 1,248,016

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,293.44 : 2,989,516.56 = 1,248,016 : x
2. Step 2: Convert to fraction form
   2,166,293.44/2,989,516.56 = 1,248,016/x
3. Step 3: Cross multiply
   2,166,293.44x = 2,989,516.56 × 1,248,016
4. Step 4: Simplify right side
   2,166,293.44x = 3,730,964,499,144.96
5. Step 5: Solve for x
   x = 3,730,964,499,144.96/2,166,293.44
6. Step 6: Final answer
   x = 1,722,280.29