Finding the Fourth Proportional to 1,038,007.08, 1,556,876.69 and 328,106.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,007.08 : 1,556,876.69 = 328,106.88 : x
2. Step 2: Convert to fraction form
   1,038,007.08/1,556,876.69 = 328,106.88/x
3. Step 3: Cross multiply
   1,038,007.08x = 1,556,876.69 × 328,106.88
4. Step 4: Simplify right side
   1,038,007.08x = 510,821,953,300.63
5. Step 5: Solve for x
   x = 510,821,953,300.63/1,038,007.08
6. Step 6: Final answer
   x = 492,117.99