Finding the Fourth Proportional to 792,071.76, 1,188,109.47 and 556,466.25

Step by Step Solution

1. Step 1: Write the proportion equation
   792,071.76 : 1,188,109.47 = 556,466.25 : x
2. Step 2: Convert to fraction form
   792,071.76/1,188,109.47 = 556,466.25/x
3. Step 3: Cross multiply
   792,071.76x = 1,188,109.47 × 556,466.25
4. Step 4: Simplify right side
   792,071.76x = 661,142,824,772.42
5. Step 5: Solve for x
   x = 661,142,824,772.42/792,071.76
6. Step 6: Final answer
   x = 834,700.66