Finding the Fourth Proportional to 1,111,380.56, 1,533,697.80 and 602,071.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,380.56 : 1,533,697.80 = 602,071.12 : x
2. Step 2: Convert to fraction form
   1,111,380.56/1,533,697.80 = 602,071.12/x
3. Step 3: Cross multiply
   1,111,380.56x = 1,533,697.80 × 602,071.12
4. Step 4: Simplify right side
   1,111,380.56x = 923,395,152,187.54
5. Step 5: Solve for x
   x = 923,395,152,187.54/1,111,380.56
6. Step 6: Final answer
   x = 830,854.15