Finding the Fourth Proportional to 1,111,443.92, 1,533,799.98 and 602,146.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,443.92 : 1,533,799.98 = 602,146.30 : x
2. Step 2: Convert to fraction form
   1,111,443.92/1,533,799.98 = 602,146.30/x
3. Step 3: Cross multiply
   1,111,443.92x = 1,533,799.98 × 602,146.30
4. Step 4: Simplify right side
   1,111,443.92x = 923,571,975,228.07
5. Step 5: Solve for x
   x = 923,571,975,228.07/1,111,443.92
6. Step 6: Final answer
   x = 830,965.88