Finding the Fourth Proportional to 42,298.88, 58,345.98 and 27,211.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,298.88 : 58,345.98 = 27,211.18 : x
2. Step 2: Convert to fraction form
   42,298.88/58,345.98 = 27,211.18/x
3. Step 3: Cross multiply
   42,298.88x = 58,345.98 × 27,211.18
4. Step 4: Simplify right side
   42,298.88x = 1,587,662,964.06
5. Step 5: Solve for x
   x = 1,587,662,964.06/42,298.88
6. Step 6: Final answer
   x = 37,534.40