Finding the Fourth Proportional to 858,111.68, 1,179,994.96 and 744,737.60

Step by Step Solution

1. Step 1: Write the proportion equation
   858,111.68 : 1,179,994.96 = 744,737.60 : x
2. Step 2: Convert to fraction form
   858,111.68/1,179,994.96 = 744,737.60/x
3. Step 3: Cross multiply
   858,111.68x = 1,179,994.96 × 744,737.60
4. Step 4: Simplify right side
   858,111.68x = 878,786,614,522.50
5. Step 5: Solve for x
   x = 878,786,614,522.50/858,111.68
6. Step 6: Final answer
   x = 1,024,093.52