Finding the Fourth Proportional to 1,194,367.50, 1,648,227.15 and 657,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,194,367.50 : 1,648,227.15 = 657,823.50 : x
2. Step 2: Convert to fraction form
   1,194,367.50/1,648,227.15 = 657,823.50/x
3. Step 3: Cross multiply
   1,194,367.50x = 1,648,227.15 × 657,823.50
4. Step 4: Simplify right side
   1,194,367.50x = 1,084,242,552,608.02
5. Step 5: Solve for x
   x = 1,084,242,552,608.02/1,194,367.50
6. Step 6: Final answer
   x = 907,796.43