Finding the Fourth Proportional to 1,143,770.32, 1,715,667.83 and 345,058.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,770.32 : 1,715,667.83 = 345,058.82 : x
2. Step 2: Convert to fraction form
   1,143,770.32/1,715,667.83 = 345,058.82/x
3. Step 3: Cross multiply
   1,143,770.32x = 1,715,667.83 × 345,058.82
4. Step 4: Simplify right side
   1,143,770.32x = 592,006,316,931.76
5. Step 5: Solve for x
   x = 592,006,316,931.76/1,143,770.32
6. Step 6: Final answer
   x = 517,591.96