Finding the Fourth Proportional to 1,111,462.20, 1,533,819.34 and 602,164.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,462.20 : 1,533,819.34 = 602,164.56 : x
2. Step 2: Convert to fraction form
   1,111,462.20/1,533,819.34 = 602,164.56/x
3. Step 3: Cross multiply
   1,111,462.20x = 1,533,819.34 × 602,164.56
4. Step 4: Simplify right side
   1,111,462.20x = 923,611,647,990.59
5. Step 5: Solve for x
   x = 923,611,647,990.59/1,111,462.20
6. Step 6: Final answer
   x = 830,987.91