Finding the Fourth Proportional to 1,323,018.98, 1,982,031.22 and 781,659.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323,018.98 : 1,982,031.22 = 781,659.94 : x
2. Step 2: Convert to fraction form
   1,323,018.98/1,982,031.22 = 781,659.94/x
3. Step 3: Cross multiply
   1,323,018.98x = 1,982,031.22 × 781,659.94
4. Step 4: Simplify right side
   1,323,018.98x = 1,549,274,404,503.33
5. Step 5: Solve for x
   x = 1,549,274,404,503.33/1,323,018.98
6. Step 6: Final answer
   x = 1,171,014.50