Finding the Fourth Proportional to 1,116,760.25, 1,674,982.17 and 358,501.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,760.25 : 1,674,982.17 = 358,501.86 : x
2. Step 2: Convert to fraction form
   1,116,760.25/1,674,982.17 = 358,501.86/x
3. Step 3: Cross multiply
   1,116,760.25x = 1,674,982.17 × 358,501.86
4. Step 4: Simplify right side
   1,116,760.25x = 600,484,223,411.84
5. Step 5: Solve for x
   x = 600,484,223,411.84/1,116,760.25
6. Step 6: Final answer
   x = 537,702.01