Finding the Fourth Proportional to 2,097,415.76, 3,146,191.28 and 581,113.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097,415.76 : 3,146,191.28 = 581,113.31 : x
2. Step 2: Convert to fraction form
   2,097,415.76/3,146,191.28 = 581,113.31/x
3. Step 3: Cross multiply
   2,097,415.76x = 3,146,191.28 × 581,113.31
4. Step 4: Simplify right side
   2,097,415.76x = 1,828,293,628,613.94
5. Step 5: Solve for x
   x = 1,828,293,628,613.94/2,097,415.76
6. Step 6: Final answer
   x = 871,688.71