Finding the Fourth Proportional to 1,153,499.14, 1,591,823.82 and 637,253.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153,499.14 : 1,591,823.82 = 637,253.02 : x
2. Step 2: Convert to fraction form
   1,153,499.14/1,591,823.82 = 637,253.02/x
3. Step 3: Cross multiply
   1,153,499.14x = 1,591,823.82 × 637,253.02
4. Step 4: Simplify right side
   1,153,499.14x = 1,014,394,536,602.94
5. Step 5: Solve for x
   x = 1,014,394,536,602.94/1,153,499.14
6. Step 6: Final answer
   x = 879,406.41