Finding the Fourth Proportional to 2,899,688.10, 4,349,532.15 and 2,479,784.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,899,688.10 : 4,349,532.15 = 2,479,784.10 : x
2. Step 2: Convert to fraction form
   2,899,688.10/4,349,532.15 = 2,479,784.10/x
3. Step 3: Cross multiply
   2,899,688.10x = 4,349,532.15 × 2,479,784.10
4. Step 4: Simplify right side
   2,899,688.10x = 10,785,900,668,008.82
5. Step 5: Solve for x
   x = 10,785,900,668,008.82/2,899,688.10
6. Step 6: Final answer
   x = 3,719,676.15