Finding the Fourth Proportional to 61,058.62, 84,218.83 and 42,947.76

Step by Step Solution

1. Step 1: Write the proportion equation
   61,058.62 : 84,218.83 = 42,947.76 : x
2. Step 2: Convert to fraction form
   61,058.62/84,218.83 = 42,947.76/x
3. Step 3: Cross multiply
   61,058.62x = 84,218.83 × 42,947.76
4. Step 4: Simplify right side
   61,058.62x = 3,617,009,462.49
5. Step 5: Solve for x
   x = 3,617,009,462.49/61,058.62
6. Step 6: Final answer
   x = 59,238.31