Finding the Fourth Proportional to 754,828.72, 1,041,492.60 and 550,990.72

Step by Step Solution

1. Step 1: Write the proportion equation
   754,828.72 : 1,041,492.60 = 550,990.72 : x
2. Step 2: Convert to fraction form
   754,828.72/1,041,492.60 = 550,990.72/x
3. Step 3: Cross multiply
   754,828.72x = 1,041,492.60 × 550,990.72
4. Step 4: Simplify right side
   754,828.72x = 573,852,757,548.67
5. Step 5: Solve for x
   x = 573,852,757,548.67/754,828.72
6. Step 6: Final answer
   x = 760,242.35