Finding the Fourth Proportional to 650,541.30, 974,429.55 and 539,949.30

Step by Step Solution

1. Step 1: Write the proportion equation
   650,541.30 : 974,429.55 = 539,949.30 : x
2. Step 2: Convert to fraction form
   650,541.30/974,429.55 = 539,949.30/x
3. Step 3: Cross multiply
   650,541.30x = 974,429.55 × 539,949.30
4. Step 4: Simplify right side
   650,541.30x = 526,142,553,421.82
5. Step 5: Solve for x
   x = 526,142,553,421.82/650,541.30
6. Step 6: Final answer
   x = 808,776.56