Finding the Fourth Proportional to 2,142,091.46, 2,956,061.84 and 1,236,654.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,091.46 : 2,956,061.84 = 1,236,654.02 : x
2. Step 2: Convert to fraction form
   2,142,091.46/2,956,061.84 = 1,236,654.02/x
3. Step 3: Cross multiply
   2,142,091.46x = 2,956,061.84 × 1,236,654.02
4. Step 4: Simplify right side
   2,142,091.46x = 3,655,625,757,804.60
5. Step 5: Solve for x
   x = 3,655,625,757,804.60/2,142,091.46
6. Step 6: Final answer
   x = 1,706,568.48