Finding the Fourth Proportional to 1,116,430.83, 1,540,638.50 and 633,039.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,430.83 : 1,540,638.50 = 633,039.03 : x
2. Step 2: Convert to fraction form
   1,116,430.83/1,540,638.50 = 633,039.03/x
3. Step 3: Cross multiply
   1,116,430.83x = 1,540,638.50 × 633,039.03
4. Step 4: Simplify right side
   1,116,430.83x = 975,284,298,455.46
5. Step 5: Solve for x
   x = 975,284,298,455.46/1,116,430.83
6. Step 6: Final answer
   x = 873,573.42