Finding the Fourth Proportional to 2,115,973.79, 3,173,547.38 and 676,271.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,973.79 : 3,173,547.38 = 676,271.00 : x
2. Step 2: Convert to fraction form
   2,115,973.79/3,173,547.38 = 676,271.00/x
3. Step 3: Cross multiply
   2,115,973.79x = 3,173,547.38 × 676,271.00
4. Step 4: Simplify right side
   2,115,973.79x = 2,146,178,040,970.89
5. Step 5: Solve for x
   x = 2,146,178,040,970.89/2,115,973.79
6. Step 6: Final answer
   x = 1,014,274.40