Finding the Fourth Proportional to 2,238,157.42, 3,088,560.69 and 1,271,284.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,157.42 : 3,088,560.69 = 1,271,284.72 : x
2. Step 2: Convert to fraction form
   2,238,157.42/3,088,560.69 = 1,271,284.72/x
3. Step 3: Cross multiply
   2,238,157.42x = 3,088,560.69 × 1,271,284.72
4. Step 4: Simplify right side
   2,238,157.42x = 3,926,440,011,989.66
5. Step 5: Solve for x
   x = 3,926,440,011,989.66/2,238,157.42
6. Step 6: Final answer
   x = 1,754,318.07