Finding the Fourth Proportional to 940,985.76, 1,298,414.16 and 559,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   940,985.76 : 1,298,414.16 = 559,002.72 : x
2. Step 2: Convert to fraction form
   940,985.76/1,298,414.16 = 559,002.72/x
3. Step 3: Cross multiply
   940,985.76x = 1,298,414.16 × 559,002.72
4. Step 4: Simplify right side
   940,985.76x = 725,817,047,126.52
5. Step 5: Solve for x
   x = 725,817,047,126.52/940,985.76
6. Step 6: Final answer
   x = 771,336.91