Finding the Fourth Proportional to 978,953.88, 1,468,501.60 and 409,762.52

Step by Step Solution

1. Step 1: Write the proportion equation
   978,953.88 : 1,468,501.60 = 409,762.52 : x
2. Step 2: Convert to fraction form
   978,953.88/1,468,501.60 = 409,762.52/x
3. Step 3: Cross multiply
   978,953.88x = 1,468,501.60 × 409,762.52
4. Step 4: Simplify right side
   978,953.88x = 601,736,916,240.03
5. Step 5: Solve for x
   x = 601,736,916,240.03/978,953.88
6. Step 6: Final answer
   x = 614,673.41