Finding the Fourth Proportional to 748,586.07, 1,123,200.89 and 243,302.00

Step by Step Solution

1. Step 1: Write the proportion equation
   748,586.07 : 1,123,200.89 = 243,302.00 : x
2. Step 2: Convert to fraction form
   748,586.07/1,123,200.89 = 243,302.00/x
3. Step 3: Cross multiply
   748,586.07x = 1,123,200.89 × 243,302.00
4. Step 4: Simplify right side
   748,586.07x = 273,277,016,106.27
5. Step 5: Solve for x
   x = 273,277,016,106.27/748,586.07
6. Step 6: Final answer
   x = 365,057.58