Finding the Fourth Proportional to 950,499.09, 1,311,484.55 and 563,436.45

Step by Step Solution

1. Step 1: Write the proportion equation
   950,499.09 : 1,311,484.55 = 563,436.45 : x
2. Step 2: Convert to fraction form
   950,499.09/1,311,484.55 = 563,436.45/x
3. Step 3: Cross multiply
   950,499.09x = 1,311,484.55 × 563,436.45
4. Step 4: Simplify right side
   950,499.09x = 738,938,196,264.67
5. Step 5: Solve for x
   x = 738,938,196,264.67/950,499.09
6. Step 6: Final answer
   x = 777,421.26