Finding the Fourth Proportional to 2,532,081.81, 3,798,106.29 and 638,825.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,532,081.81 : 3,798,106.29 = 638,825.07 : x
2. Step 2: Convert to fraction form
   2,532,081.81/3,798,106.29 = 638,825.07/x
3. Step 3: Cross multiply
   2,532,081.81x = 3,798,106.29 × 638,825.07
4. Step 4: Simplify right side
   2,532,081.81x = 2,426,325,516,576.69
5. Step 5: Solve for x
   x = 2,426,325,516,576.69/2,532,081.81
6. Step 6: Final answer
   x = 958,233.46