Finding the Fourth Proportional to 1,080,613.76, 1,619,471.76 and 841,016.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,080,613.76 : 1,619,471.76 = 841,016.98 : x
2. Step 2: Convert to fraction form
   1,080,613.76/1,619,471.76 = 841,016.98/x
3. Step 3: Cross multiply
   1,080,613.76x = 1,619,471.76 × 841,016.98
4. Step 4: Simplify right side
   1,080,613.76x = 1,362,003,248,790.48
5. Step 5: Solve for x
   x = 1,362,003,248,790.48/1,080,613.76
6. Step 6: Final answer
   x = 1,260,397.84