Finding the Fourth Proportional to 741,736.32, 1,113,061.32 and 292,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   741,736.32 : 1,113,061.32 = 292,380.72 : x
2. Step 2: Convert to fraction form
   741,736.32/1,113,061.32 = 292,380.72/x
3. Step 3: Cross multiply
   741,736.32x = 1,113,061.32 × 292,380.72
4. Step 4: Simplify right side
   741,736.32x = 325,437,670,145.75
5. Step 5: Solve for x
   x = 325,437,670,145.75/741,736.32
6. Step 6: Final answer
   x = 438,751.16