Finding the Fourth Proportional to 1,063,496.16, 1,467,642.20 and 580,061.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063,496.16 : 1,467,642.20 = 580,061.34 : x
2. Step 2: Convert to fraction form
   1,063,496.16/1,467,642.20 = 580,061.34/x
3. Step 3: Cross multiply
   1,063,496.16x = 1,467,642.20 × 580,061.34
4. Step 4: Simplify right side
   1,063,496.16x = 851,322,501,172.55
5. Step 5: Solve for x
   x = 851,322,501,172.55/1,063,496.16
6. Step 6: Final answer
   x = 800,494.19