Finding the Fourth Proportional to 774,404.91, 1,068,692.18 and 452,128.59

Step by Step Solution

1. Step 1: Write the proportion equation
   774,404.91 : 1,068,692.18 = 452,128.59 : x
2. Step 2: Convert to fraction form
   774,404.91/1,068,692.18 = 452,128.59/x
3. Step 3: Cross multiply
   774,404.91x = 1,068,692.18 × 452,128.59
4. Step 4: Simplify right side
   774,404.91x = 483,186,286,226.78
5. Step 5: Solve for x
   x = 483,186,286,226.78/774,404.91
6. Step 6: Final answer
   x = 623,945.28