Finding the Fourth Proportional to 2,490,337.76, 3,735,899.69 and 871,558.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,490,337.76 : 3,735,899.69 = 871,558.65 : x
2. Step 2: Convert to fraction form
   2,490,337.76/3,735,899.69 = 871,558.65/x
3. Step 3: Cross multiply
   2,490,337.76x = 3,735,899.69 × 871,558.65
4. Step 4: Simplify right side
   2,490,337.76x = 3,256,055,685,994.03
5. Step 5: Solve for x
   x = 3,256,055,685,994.03/2,490,337.76
6. Step 6: Final answer
   x = 1,307,475.53