Finding the Fourth Proportional to 2,164,242.96, 2,987,611.92 and 1,293,384.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,242.96 : 2,987,611.92 = 1,293,384.96 : x
2. Step 2: Convert to fraction form
   2,164,242.96/2,987,611.92 = 1,293,384.96/x
3. Step 3: Cross multiply
   2,164,242.96x = 2,987,611.92 × 1,293,384.96
4. Step 4: Simplify right side
   2,164,242.96x = 3,864,132,323,644.72
5. Step 5: Solve for x
   x = 3,864,132,323,644.72/2,164,242.96
6. Step 6: Final answer
   x = 1,785,442.94