Finding the Fourth Proportional to 1,120,636.93, 1,546,359.71 and 630,597.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,120,636.93 : 1,546,359.71 = 630,597.89 : x
2. Step 2: Convert to fraction form
   1,120,636.93/1,546,359.71 = 630,597.89/x
3. Step 3: Cross multiply
   1,120,636.93x = 1,546,359.71 × 630,597.89
4. Step 4: Simplify right side
   1,120,636.93x = 975,131,159,422.22
5. Step 5: Solve for x
   x = 975,131,159,422.22/1,120,636.93
6. Step 6: Final answer
   x = 870,157.98