Finding the Fourth Proportional to 1,167,018.48, 1,749,827.88 and 535,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167,018.48 : 1,749,827.88 = 535,140.72 : x
2. Step 2: Convert to fraction form
   1,167,018.48/1,749,827.88 = 535,140.72/x
3. Step 3: Cross multiply
   1,167,018.48x = 1,749,827.88 × 535,140.72
4. Step 4: Simplify right side
   1,167,018.48x = 936,404,151,579.27
5. Step 5: Solve for x
   x = 936,404,151,579.27/1,167,018.48
6. Step 6: Final answer
   x = 802,390.17