Finding the Fourth Proportional to 1,152,945.51, 1,730,467.74 and 613,654.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,945.51 : 1,730,467.74 = 613,654.54 : x
2. Step 2: Convert to fraction form
   1,152,945.51/1,730,467.74 = 613,654.54/x
3. Step 3: Cross multiply
   1,152,945.51x = 1,730,467.74 × 613,654.54
4. Step 4: Simplify right side
   1,152,945.51x = 1,061,909,390,802.12
5. Step 5: Solve for x
   x = 1,061,909,390,802.12/1,152,945.51
6. Step 6: Final answer
   x = 921,040.40