Finding the Fourth Proportional to 1,004,598.32, 1,386,360.42 and 545,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,598.32 : 1,386,360.42 = 545,721.50 : x
2. Step 2: Convert to fraction form
   1,004,598.32/1,386,360.42 = 545,721.50/x
3. Step 3: Cross multiply
   1,004,598.32x = 1,386,360.42 × 545,721.50
4. Step 4: Simplify right side
   1,004,598.32x = 756,566,681,011.23
5. Step 5: Solve for x
   x = 756,566,681,011.23/1,004,598.32
6. Step 6: Final answer
   x = 753,103.67