Finding the Fourth Proportional to 1,152,848.56, 1,590,957.84 and 723,146.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,848.56 : 1,590,957.84 = 723,146.80 : x
2. Step 2: Convert to fraction form
   1,152,848.56/1,590,957.84 = 723,146.80/x
3. Step 3: Cross multiply
   1,152,848.56x = 1,590,957.84 × 723,146.80
4. Step 4: Simplify right side
   1,152,848.56x = 1,150,496,070,930.91
5. Step 5: Solve for x
   x = 1,150,496,070,930.91/1,152,848.56
6. Step 6: Final answer
   x = 997,959.41