Finding the Fourth Proportional to 1,155,882.84, 1,595,438.88 and 672,541.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,882.84 : 1,595,438.88 = 672,541.34 : x
2. Step 2: Convert to fraction form
   1,155,882.84/1,595,438.88 = 672,541.34/x
3. Step 3: Cross multiply
   1,155,882.84x = 1,595,438.88 × 672,541.34
4. Step 4: Simplify right side
   1,155,882.84x = 1,072,998,602,243.30
5. Step 5: Solve for x
   x = 1,072,998,602,243.30/1,155,882.84
6. Step 6: Final answer
   x = 928,293.56