Finding the Fourth Proportional to 242,297.32, 363,445.89 and 64,799.72

Step by Step Solution

1. Step 1: Write the proportion equation
   242,297.32 : 363,445.89 = 64,799.72 : x
2. Step 2: Convert to fraction form
   242,297.32/363,445.89 = 64,799.72/x
3. Step 3: Cross multiply
   242,297.32x = 363,445.89 × 64,799.72
4. Step 4: Simplify right side
   242,297.32x = 23,551,191,452.84
5. Step 5: Solve for x
   x = 23,551,191,452.84/242,297.32
6. Step 6: Final answer
   x = 97,199.56