Finding the Fourth Proportional to 950,499.84, 1,311,689.52 and 520,796.28

Step by Step Solution

1. Step 1: Write the proportion equation
   950,499.84 : 1,311,689.52 = 520,796.28 : x
2. Step 2: Convert to fraction form
   950,499.84/1,311,689.52 = 520,796.28/x
3. Step 3: Cross multiply
   950,499.84x = 1,311,689.52 × 520,796.28
4. Step 4: Simplify right side
   950,499.84x = 683,123,022,530.99
5. Step 5: Solve for x
   x = 683,123,022,530.99/950,499.84
6. Step 6: Final answer
   x = 718,698.72