Finding the Fourth Proportional to 1,155,994.56, 1,595,164.32 and 720,371.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,994.56 : 1,595,164.32 = 720,371.52 : x
2. Step 2: Convert to fraction form
   1,155,994.56/1,595,164.32 = 720,371.52/x
3. Step 3: Cross multiply
   1,155,994.56x = 1,595,164.32 × 720,371.52
4. Step 4: Simplify right side
   1,155,994.56x = 1,149,110,945,848.17
5. Step 5: Solve for x
   x = 1,149,110,945,848.17/1,155,994.56
6. Step 6: Final answer
   x = 994,045.29