Finding the Fourth Proportional to 974,826.04, 1,345,142.72 and 561,497.25

Step by Step Solution

1. Step 1: Write the proportion equation
   974,826.04 : 1,345,142.72 = 561,497.25 : x
2. Step 2: Convert to fraction form
   974,826.04/1,345,142.72 = 561,497.25/x
3. Step 3: Cross multiply
   974,826.04x = 1,345,142.72 × 561,497.25
4. Step 4: Simplify right side
   974,826.04x = 755,293,937,971.91
5. Step 5: Solve for x
   x = 755,293,937,971.91/974,826.04
6. Step 6: Final answer
   x = 774,798.69