Finding the Fourth Proportional to 789,824.88, 1,088,824.68 and 563,076.72

Step by Step Solution

1. Step 1: Write the proportion equation
   789,824.88 : 1,088,824.68 = 563,076.72 : x
2. Step 2: Convert to fraction form
   789,824.88/1,088,824.68 = 563,076.72/x
3. Step 3: Cross multiply
   789,824.88x = 1,088,824.68 × 563,076.72
4. Step 4: Simplify right side
   789,824.88x = 613,091,829,469.45
5. Step 5: Solve for x
   x = 613,091,829,469.45/789,824.88
6. Step 6: Final answer
   x = 776,237.68