Finding the Fourth Proportional to 1,120,404.93, 1,546,289.52 and 637,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,120,404.93 : 1,546,289.52 = 637,042.50 : x
2. Step 2: Convert to fraction form
   1,120,404.93/1,546,289.52 = 637,042.50/x
3. Step 3: Cross multiply
   1,120,404.93x = 1,546,289.52 × 637,042.50
4. Step 4: Simplify right side
   1,120,404.93x = 985,052,141,544.60
5. Step 5: Solve for x
   x = 985,052,141,544.60/1,120,404.93
6. Step 6: Final answer
   x = 879,192.97