Finding the Fourth Proportional to 1,111,715.43, 1,533,603.83 and 703,129.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,715.43 : 1,533,603.83 = 703,129.16 : x
2. Step 2: Convert to fraction form
   1,111,715.43/1,533,603.83 = 703,129.16/x
3. Step 3: Cross multiply
   1,111,715.43x = 1,533,603.83 × 703,129.16
4. Step 4: Simplify right side
   1,111,715.43x = 1,078,321,561,577.02
5. Step 5: Solve for x
   x = 1,078,321,561,577.02/1,111,715.43
6. Step 6: Final answer
   x = 969,961.86