Finding the Fourth Proportional to 1,146,758.15, 1,720,142.71 and 348,046.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,146,758.15 : 1,720,142.71 = 348,046.61 : x
2. Step 2: Convert to fraction form
   1,146,758.15/1,720,142.71 = 348,046.61/x
3. Step 3: Cross multiply
   1,146,758.15x = 1,720,142.71 × 348,046.61
4. Step 4: Simplify right side
   1,146,758.15x = 598,689,838,931.71
5. Step 5: Solve for x
   x = 598,689,838,931.71/1,146,758.15
6. Step 6: Final answer
   x = 522,071.58