Finding the Fourth Proportional to 762,480.84, 1,052,114.27 and 456,484.01

Step by Step Solution

1. Step 1: Write the proportion equation
   762,480.84 : 1,052,114.27 = 456,484.01 : x
2. Step 2: Convert to fraction form
   762,480.84/1,052,114.27 = 456,484.01/x
3. Step 3: Cross multiply
   762,480.84x = 1,052,114.27 × 456,484.01
4. Step 4: Simplify right side
   762,480.84x = 480,273,333,404.83
5. Step 5: Solve for x
   x = 480,273,333,404.83/762,480.84
6. Step 6: Final answer
   x = 629,882.49