Finding the Fourth Proportional to 1,111,460.23, 1,669,850.34 and 712,879.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,460.23 : 1,669,850.34 = 712,879.48 : x
2. Step 2: Convert to fraction form
   1,111,460.23/1,669,850.34 = 712,879.48/x
3. Step 3: Cross multiply
   1,111,460.23x = 1,669,850.34 × 712,879.48
4. Step 4: Simplify right side
   1,111,460.23x = 1,190,402,042,057.02
5. Step 5: Solve for x
   x = 1,190,402,042,057.02/1,111,460.23
6. Step 6: Final answer
   x = 1,071,025.31